Technical Specifications
Comprehensive technical data for all KC Modular building systems. Premium steel-frame and timber-frame construction, high-performance insulation, and industry-leading certifications — engineered for durability, efficiency, and compliance.
💡 Key Takeaways — KC Modular Building Specifications
🎯 Performance Summary
- Best U-Values: Walls 0.08–0.18, Roof 0.08–0.13, Floor 0.10–0.15 W/m²K
- Energy Rating: A+ rated, exceeds Part L 2021 by up to 300%
- Lifespan: 50–75 years structural (premium lodges: 75+ years)
- Fire Safety: REI60 rated, FD30/FD60 doors available
- Heating Efficiency: SCOP 4.5–5.0+ heat pumps
📜 Certifications
- Quality: ISO 9001, ISO 14001, ISO 1090, ISO 3834
- Residential: BS3632, EN 1647, NCC Approved, TÜV Certified
- Safety: Constructionline Bronze, SSIP, Acclaim
- Compliance: Part L, Part M, Part B, Part P, BS7671
📅 Delivery & Warranty
- Lead Time: 4–16 weeks depending on specification
- Installation: 90% factory-built, 1–3 days on-site
- Structural Warranty: 15–75 years
- Defects Warranty: 24 months comprehensive
Industry-Leading Specifications
Our modular buildings exceed UK Building Regulations and deliver exceptional thermal, acoustic, and structural performance.
Bespoke Modular Buildings
Premium steel-frame modular buildings designed for speed, durability, aesthetics, and long-term performance. Custom-engineered, factory-finished, and installed with minimal disruption — ideal for residential, commercial, education, healthcare, and hospitality environments.
Bespoke Building Examples
From commercial showrooms to sports pavilions — every project custom-engineered to your requirements.
Dealerships, retail units & sales centres
Changing rooms, clubhouses & facilities
HQ offices, site offices & admin blocks
Thermal Performance (U-Values)
Exceeding Part L 2021 requirements — optional A-rated energy performance available.
Detailed Specifications
Click each section to expand full technical details.
🛠 1. Structure & Build Quality
Steel Structural Frame
- ✓ Manufactured from high-strength closed steel profiles
- ✓ Engineered for long-term durability and precise alignment
- ✓ Anti-corrosive coating ensures long service life
- ✓ Compliant with EN standards for structural integrity
- ✓ Perfect for multi-module configurations
- ✓ Very high dimensional accuracy vs on-site construction
- ✓ Low maintenance and excellent lifespan
- ✓ Reduced long-term settlement or deformation
- ✓ Stackable up to 3 floors
🏢 2. External Walls — High-Performance Insulated Panels
Kingspan KS1000/1150 TL Panels
Superior building envelope performance with industry-leading insulation.
| Specification | Value |
|---|---|
| U-Value | 0.18 W/m²K (Standard) |
| Fire Classification | EN 13501-1 B-s2,d0 |
| Fire Resistance (EW) | 45 min (o↔i) – 4m |
| Fire Resistance (EI) | 30 min (o↔i) – 7.5m |
| Acoustic Rating | 25 (-3,-5) dB |
| Installation | Vertical or horizontal |
- ✓ Outstanding thermal efficiency reduces energy costs
- ✓ Excellent acoustic insulation for comfort and privacy
- ✓ Factory-finished surface – minimal maintenance
- ✓ Non-combustible mineral wool core option available
🖼 3. Internal Walls
Kingspan QuadCore® KS1150TL (100mm)
- ✓ Double-sided white finish for clean, bright interior
- ✓ High insulation properties
- ✓ Excellent acoustic separation
- ✓ Maintenance-free surface
- ✓ Rockwool 45mm acoustic insulation option
- ✓ Hygienic, wipe-clean interior
- ✓ Suitable for commercial and residential use
- ✓ Enhanced fire-performance characteristics
🏠 4. Roof System
Kingspan QuadCore® KS1150TL (170mm)
| Specification | Value |
|---|---|
| U-Value | 0.11 W/m²K |
| Membrane | Protan SE 2.0 |
| UV Resistance | Yes |
| Flame Retardant | Yes |
| Seams | Welded for perfect waterproofing |
- ✓ Extremely energy-efficient roof
- ✓ Long lifespan due to UV protection
- ✓ No flat-roof drainage issues due to correct falls
- ✓ Suitable for solar panel installation
- ✓ Green/sedum roof option available
🧱 5. Floor Construction
Insulated Steel Floor System
| Specification | Value |
|---|---|
| U-Value | 0.11 W/m²K |
| Substrate | Cement–chipboard (18mm) |
| Finish | SPC Vinyl Flooring (Rigid-Core) |
| Wear Class | Class 42 (Commercial) |
| Waterproof | 100% |
- ✓ 100% waterproof
- ✓ High wear resistance (Class 42)
- ✓ Realistic wood/stone textures
- ✓ Suitable for high-traffic areas
- ✓ Warm, stable, and quiet underfoot
- ✓ Superior moisture and mould resistance
🚪 6. Windows & Doors
Aluminium Entrance Doors
- ✓ Customisable RAL colour
- ✓ U-value: 1.1 W/m²K
- ✓ High-security locking system
UPVC Windows
- ✓ U-value: 0.7 W/m²K
- ✓ Multi-chamber frames
- ✓ Double glazing (triple optional)
- ✓ Optional acoustic glazing
- ✓ High energy efficiency — reduce heating costs
- ✓ Secure and durable
- ✓ Suitable for commercial & residential installations
🔥 7. Internal Fire Doors
FD30 / FD60 Fire Doors
- ✓ FD30 rated (30 minutes fire resistance)
- ✓ FD60 option available (60 minutes)
- ✓ Smoke-resistant
- ✓ Enhanced acoustic rating
- ✓ Essential for safety compliance
- ✓ Required for commercial and public buildings
- ✓ Increases building fire protection
🛀 8. Sanitary Areas
Premium Sanitary Specification
- ✓ GEBERIT wall-hung toilets
- ✓ Quality under-sink cabinets
- ✓ Easy-clean Rocko Tiles (2800×1230×4mm, vertical)
- ✓ Anti-mould, waterproof finishes
- ✓ 25-year warranty on Geberit systems
- ✓ Premium, modern aesthetic
- ✓ Easy to clean and maintain
- ✓ Hygienic and durable
- ✓ Suitable for high-traffic commercial use
🌡 9. Heating & Ventilation
Air-to-Air Heat Pump System
| Specification | Value |
|---|---|
| Type | Air-to-Air Heat Pump |
| SCOP (Efficiency) | 4.5 |
| Heating | Yes |
| Cooling | Yes |
| Control | Remote / Smart Thermostat |
- ✓ Year-round comfort — heating and cooling
- ✓ Highly efficient — low running costs
- ✓ Quiet operation
- ✓ Environmentally friendly
MVHR (Optional Upgrade)
- ✓ Mechanical Ventilation with Heat Recovery
- ✓ Recovers up to 90% of heat from exhaust air
- ✓ Continuous fresh air supply
- ✓ Reduces condensation and mould risk
- ✓ Ideal for airtight, energy-efficient buildings
🎨 10. External Cladding Options
Hidden-Fix Steel Cladding
- ✓ Clean, modern appearance with no visible fixings
- ✓ Available in any RAL colour
- ✓ Low maintenance
- ✓ Durable and weather-resistant
Wood-Effect Cladding
- ✓ Realistic timber appearance
- ✓ No painting or staining required
- ✓ Weather-resistant composite material
- ✓ Ideal for rural or residential settings
Brick Slip Cladding
- ✓ Authentic brick appearance
- ✓ Lightweight — no structural load
- ✓ Multiple brick styles and colours
- ✓ Perfect for planning-sensitive areas
Popular RAL Colours:
⚡ 11. Electrical Installation
Full Electrical Specification
| Component | Specification |
|---|---|
| Consumer Unit | RCD Protected, UK Standard |
| Lighting | IP65 LED Panels (Energy Efficient) |
| Emergency Lighting | 3-hour maintained |
| Sockets | Double sockets throughout |
| Data Points | Cat6 cabling (optional) |
| Compliance | BS7671 18th Edition |
- ✓ Fully compliant with UK regulations
- ✓ Energy-efficient LED lighting throughout
- ✓ Ready for immediate occupancy
- ✓ Future-proof data infrastructure
♿ 12. Accessibility & Compliance
DDA / Part M Compliance
- ✓ Level access thresholds
- ✓ Wheelchair-accessible doorways (min 900mm)
- ✓ Accessible WC facilities available
- ✓ Handrails and grab rails
- ✓ Contrasting door frames and signage
- ✓ Cat 2 accessibility standard
- ✓ Inclusive design for all users
- ✓ Meets Building Regulations Part M
- ✓ Suitable for public and commercial use
ISO Frame Modular Buildings
Robust, relocatable steel-frame units ideal for site offices, welfare facilities, classrooms, and temporary accommodation. Stackable up to 3 storeys, rapid deployment, and fully compliant with UK Building Regulations.
ISO Frame Building Examples
From single portable cabins to multi-storey modular complexes — rapid deployment for any requirement.
Portable offices for construction & events
Stackable up to 3 storeys high
Permanent & semi-permanent installations
ISO Frame Key Features
Steel Frame Construction
- ✓ High-strength galvanised steel frame
- ✓ ISO container corner castings
- ✓ Stackable up to 3 storeys
- ✓ Crane-liftable for rapid deployment
- ✓ Fully relocatable
Standard Sizes
| Size | Dimensions |
|---|---|
| 10ft Unit | 3.0m × 2.45m |
| 16ft Unit | 4.8m × 2.45m |
| 20ft Unit | 6.0m × 2.45m |
| 24ft Unit | 7.3m × 2.45m |
| Custom | Up to 15m × 4m |
Thermal Performance
ISO Frame Detailed Specifications
🛠 1. Steel Frame & Chassis
ISO Container Frame System
- ✓ Hot-dip galvanised steel frame
- ✓ ISO 1496-1 compliant corner castings
- ✓ Forklift pockets for easy handling
- ✓ Crane lifting points at all corners
- ✓ Stackable up to 3 storeys with interlocking system
- ✓ Anti-corrosive treatment for longevity
- ✓ Rapid deployment — delivered ready to use
- ✓ Fully relocatable — move as your needs change
- ✓ 50+ year structural lifespan
- ✓ Minimal foundation requirements
🏢 2. Wall Panels
Insulated Sandwich Panels
| Specification | Value |
|---|---|
| Panel Type | PIR/PUR Insulated Sandwich Panel |
| Thickness | 80mm – 120mm |
| U-Value | 0.25 – 0.38 W/m²K |
| Fire Rating | B-s2,d0 (EN 13501-1) |
| External Finish | Polyester coated steel (RAL colours) |
| Internal Finish | White plastisol / melamine faced |
- ✓ Excellent thermal insulation
- ✓ Wipe-clean interior surfaces
- ✓ Wide range of external colours
- ✓ Lightweight yet strong
🏠 3. Roof System
Insulated Roof Construction
- ✓ PIR insulated roof panels (100mm+)
- ✓ U-Value: 0.20 W/m²K
- ✓ Single-ply membrane or box-profile steel
- ✓ Integrated drainage channels
- ✓ Suitable for solar panel installation
- ✓ Weatherproof and durable
- ✓ Low maintenance
- ✓ Excellent thermal performance
🧱 4. Floor Construction
Insulated Floor System
| Specification | Value |
|---|---|
| Structure | Galvanised steel bearers |
| Insulation | 100mm mineral wool / PIR |
| U-Value | 0.22 W/m²K |
| Deck | 18mm moisture-resistant chipboard |
| Finish | Heavy-duty vinyl / carpet tiles |
| Load Capacity | 5 kN/m² (office use) |
- ✓ Warm and comfortable underfoot
- ✓ Suitable for heavy office equipment
- ✓ Easy to clean and maintain
- ✓ Durable for high-traffic areas
🚪 5. Windows & Doors
Personnel Doors
- ✓ Steel security door (standard)
- ✓ Aluminium glazed door (optional)
- ✓ Multi-point locking system
- ✓ Anti-vandal options available
- ✓ DDA compliant threshold available
Windows
- ✓ UPVC double-glazed (standard)
- ✓ U-Value: 1.4 W/m²K
- ✓ Tilt & turn or top-hung opening
- ✓ Security locks fitted
- ✓ Steel security grilles (optional)
- ✓ Integral blinds available
⚡ 6. Electrical Installation
Complete Electrical Package
| Component | Specification |
|---|---|
| Supply | Single or 3-phase available |
| Consumer Unit | RCD protected distribution board |
| Lighting | LED panels (energy efficient) |
| Sockets | Twin sockets throughout |
| Heating | Panel heaters / air-con (optional) |
| Data | Cat5e/Cat6 cabling available |
| Compliance | BS7671 18th Edition |
- ✓ Plug-and-play — ready for immediate use
- ✓ Fully tested and certified
- ✓ Energy-efficient LED lighting
- ✓ Flexible configuration options
🌡 7. Heating & Ventilation
Heating Options
- ✓ Electric panel heaters (standard)
- ✓ Wall-mounted convector heaters
- ✓ Air conditioning units (heat/cool)
- ✓ Thermostat controlled
- ✓ Timer programmable
Ventilation
- ✓ Opening windows (natural ventilation)
- ✓ Trickle vents fitted
- ✓ Extract fans for WC/kitchen areas
- ✓ Mechanical ventilation available
- ✓ Air handling units for larger installations
🛀 8. Welfare & Sanitary Facilities
Welfare Unit Specification
- ✓ Toilet cubicles with close-coupled WC
- ✓ Hand wash basins with mixer taps
- ✓ Shower cubicles (welfare units)
- ✓ Drying room facilities
- ✓ Canteen/mess area with sink unit
- ✓ Hot water via electric water heater (15L–80L)
- ✓ Hygienic wall cladding (wipe-clean)
- ✓ Non-slip vinyl flooring
- ✓ CDM compliant welfare facilities
- ✓ Easy to clean and maintain
- ✓ Hot water on demand
- ✓ Suitable for construction sites
🔒 9. Security Features
Standard & Optional Security
- ✓ Steel personnel door with multi-point locking
- ✓ Anti-vandal steel window shutters (optional)
- ✓ Security grilles for windows
- ✓ Reinforced door frames
- ✓ Hinge bolts and anti-jemmy strips
- ✓ Alarm system pre-wiring available
- ✓ CCTV mounting points
- ✓ External PIR security lighting
- ✓ Protect valuable equipment and documents
- ✓ Ideal for remote or unmanned sites
- ✓ Insurance-compliant security options
- ✓ Deterrent against break-ins
🔥 10. Fire Safety
Fire Protection Systems
| Component | Specification |
|---|---|
| Wall Panels | B-s2,d0 fire rated |
| Internal Doors | FD30 fire doors available |
| Smoke Detection | Optical smoke detectors |
| Fire Alarm | Sounder and beacon system |
| Emergency Lighting | 3-hour maintained |
| Fire Extinguisher | Mounting point provided |
| Signage | Fire exit and safety signs |
- ✓ Compliant with fire regulations
- ✓ Early warning detection
- ✓ Safe evacuation routes
- ✓ Peace of mind for occupants
🎨 11. External Finishes & Colours
Cladding & Colour Options
- ✓ Polyester powder coated steel (standard)
- ✓ Plastisol coated steel (premium durability)
- ✓ Any RAL colour available
- ✓ Two-tone colour schemes
- ✓ Corporate branding and signage
- ✓ Wood-effect cladding overlay (optional)
Popular RAL Colours for ISO Frame Units:
💰 12. Hire & Purchase Options
Flexible Hire
- ✓ Short-term hire (1 month+)
- ✓ Long-term hire (12 months+)
- ✓ Hire-to-buy options
- ✓ Delivery and collection included
- ✓ Maintenance packages available
- ✓ Flexible contract terms
Outright Purchase
- ✓ New build to your specification
- ✓ Refurbished units available
- ✓ Asset finance options
- ✓ Part exchange considered
- ✓ 15-year structural warranty
- ✓ 24-month defects warranty
- ✓ UK-wide delivery and installation
- ✓ Rapid turnaround — units in stock
- ✓ Bespoke configurations available
- ✓ Competitive pricing
Static Caravans & Lodges
Premium Scandinavian timber-frame lodges and static caravans for year-round residential living, holiday parks, glamping sites, and garden annexes. BS3632 residential specification available with 50–75 year lifespan.
Lodge & Static Caravan Examples
From compact holiday lodges to spacious residential homes — built for comfort, durability, and year-round living.
Luxury lodges for holiday lets & Airbnb
Granny annexes & home offices
BS3632 year-round homes
Lodge Performance Overview
Key Features
Scandinavian Timber Frame
- ✓ C24 grade kiln-dried timber
- ✓ Slow-grown for superior strength
- ✓ Fully treated against rot and insects
- ✓ Sustainable and renewable material
- ✓ Excellent thermal mass
Superior Insulation
- ✓ Rockwool mineral wool (100–300mm)
- ✓ Walls: 0.15 W/m²K
- ✓ Roof: 0.13 W/m²K
- ✓ Floor: 0.15 W/m²K
- ✓ Exceeds BS3632 requirements
Triple-Glazed Windows
- ✓ U-Value: 0.5 W/m²K
- ✓ Argon gas filled
- ✓ Low-E coated glass
- ✓ Warm edge spacer bars
- ✓ Tilt & turn operation
Galvanised Steel Chassis
- ✓ Hot-dip galvanised for corrosion protection
- ✓ Engineered for transport and siting
- ✓ Towable or crane-lifted
- ✓ Adjustable levelling jacks
- ✓ 50+ year chassis life
Premium Exterior Finishes
- ✓ Maintenance-free composite cladding
- ✓ Natural timber effect options
- ✓ Canexel or Cedral cladding
- ✓ Weather-resistant for UK climate
- ✓ 25+ year cladding warranty
Certifications & Standards
- ✓ BS3632 Residential Specification
- ✓ EN 1647 Leisure Accommodation
- ✓ NCC Approved
- ✓ TÜV Certified
- ✓ CE Marked
🛠 1. Structural Frame & Chassis
Timber Frame Construction
| Component | Specification |
|---|---|
| Frame Material | Scandinavian C24 Kiln-Dried Timber |
| Wall Studs | 45x145mm @ 400mm centres |
| Floor Joists | 45x195mm @ 400mm centres |
| Roof Rafters | 45x170mm @ 400mm centres |
| Treatment | Pressure-treated, rot-resistant |
| Design Life | 50–75 years |
Steel Chassis
| Component | Specification |
|---|---|
| Material | Hot-dip galvanised steel |
| Main Beams | 150x50mm C-section |
| Cross Members | 100x50mm @ 600mm centres |
| Coating | Zinc galvanised (min 275g/m²) |
| Towing Equipment | A-frame with hitch (removable) |
| Load Capacity | Engineered for full fit-out + occupancy |
- ✓ Scandinavian timber — superior strength and stability
- ✓ Galvanised chassis — corrosion-free for decades
- ✓ Relocatable design — move to new sites as needed
- ✓ BS3632 compliant for year-round residential use
🏠 2. External Walls & Insulation
Wall Build-Up (Outside to Inside)
| Layer | Material | Thickness |
|---|---|---|
| 1. External Cladding | Canexel / Timber / Composite | 19–25mm |
| 2. Ventilated Cavity | Air gap with battens | 25mm |
| 3. Breather Membrane | Tyvek or equivalent | — |
| 4. Structural Frame | C24 Timber Studs | 145mm |
| 5. Insulation | Rockwool Mineral Wool | 150mm |
| 6. VCL | Vapour Control Layer | — |
| 7. Service Void | Battens for services | 25mm |
| 8. Internal Lining | Plasterboard (taped & skimmed) | 12.5mm |
Total Wall Thickness: ~280mm | U-Value: 0.15 W/m²K
🏡 3. Roof System
Roof Construction
| Component | Specification |
|---|---|
| Structure | Pitched timber truss or vaulted |
| Covering | Tile-effect steel / Natural slate / Shingles |
| Insulation | 200mm Rockwool between rafters |
| U-Value | 0.13 W/m²K |
| Ventilation | Continuous ridge and eaves vents |
| Guttering | Aluminium or UPVC, colour matched |
Roof Options
- ✓ Pitched roof (15–35° pitch)
- ✓ Vaulted ceilings with exposed beams
- ✓ Dormer windows for loft rooms
- ✓ Velux / roof windows
- ✓ Solar PV ready
- ✓ Sedum / green roof option
🛇 4. Floor System
Floor Build-Up
| Layer | Material | Thickness |
|---|---|---|
| 1. Chassis | Galvanised steel frame | 150mm |
| 2. Underfloor Protection | Moisture barrier + rodent mesh | — |
| 3. Floor Joists | C24 Timber @ 400mm centres | 195mm |
| 4. Insulation | Rockwool / Rigid PIR | 150mm |
| 5. Deck | 18mm T&G moisture-resistant chipboard | 18mm |
| 6. Finish | Engineered oak / LVT / Carpet | Variable |
U-Value: 0.15 W/m²K | Underfloor heating compatible
- ✓ Engineered oak (various finishes)
- ✓ Luxury vinyl tile (LVT)
- ✓ Ceramic / porcelain tiles (wet areas)
- ✓ Quality carpet (bedrooms)
- ✓ Underfloor heating (electric or wet)
🖧 5. Windows & External Doors
Window Specification
| Feature | Specification |
|---|---|
| Frame | Aluminium-clad timber / UPVC |
| Glazing | Triple-glazed, argon-filled |
| U-Value (glass) | 0.5 W/m²K |
| U-Value (frame) | 0.8 W/m²K |
| Coating | Low-E, solar control |
| Security | Multi-point locking |
| Warranty | 10 years |
External Doors
| Feature | Specification |
|---|---|
| Entrance Door | Composite / Timber (insulated core) |
| U-Value | 1.0 W/m²K |
| Bi-fold Doors | Aluminium, triple-track |
| French Doors | Matching window specification |
| Security | 3-star cylinder, anti-snap |
| Threshold | Low threshold (Part M compliant) |
🔥 6. Heating & Energy Systems
Heating Options
- ✓ Electric panel heaters (standard)
- ✓ Air-source heat pump (SCOP 4.5+)
- ✓ LPG combi boiler (off-grid sites)
- ✓ Underfloor heating (electric or wet)
- ✓ Wood burning stove (optional)
- ✓ Smart thermostat controls
- ✓ Zoned heating available
Hot Water Systems
- ✓ Electric immersion cylinder (standard)
- ✓ Unvented hot water cylinder
- ✓ Combi boiler instant hot water
- ✓ Solar thermal compatible
- ✓ 150L–300L capacity options
- ✓ Mains pressure hot water
- ✓ Low running costs due to excellent insulation
- ✓ Flexible heating options to suit your needs
- ✓ Smart controls for efficiency
- ✓ Renewable energy compatible
🍽 7. Kitchen Specification
Kitchen Units & Worktops
- ✓ Soft-close doors and drawers
- ✓ Choice of door styles and colours
- ✓ Laminate or solid surface worktops
- ✓ Granite / Quartz upgrade available
- ✓ Upstand or full-height splashback
- ✓ Under-cabinet LED lighting
Appliances (Integrated)
- ✓ Electric oven (A+ rated)
- ✓ Ceramic / Induction hob
- ✓ Extractor hood or recirculating
- ✓ Fridge/freezer (A++ rated)
- ✓ Dishwasher
- ✓ Washer/dryer (utility area)
- ✓ Stainless steel sink with mixer tap
- ✓ Bosch / Neff / Siemens appliance packages
- ✓ Quartz or granite worktops
- ✓ Belfast sink
- ✓ Boiling water tap (Quooker style)
- ✓ Wine cooler
🛀 8. Bathroom Specification
Sanitary Ware
- ✓ Close-coupled WC (dual flush)
- ✓ Wall-hung WC option (Geberit frame)
- ✓ Vanity unit with basin
- ✓ Mixer taps throughout
- ✓ Heated towel rail
- ✓ Illuminated mirror cabinet
Shower & Bath
- ✓ Walk-in shower enclosure
- ✓ Thermostatic shower valve
- ✓ Rainfall showerhead + handset
- ✓ Freestanding bath (master en-suite)
- ✓ Full-height tiling to wet areas
- ✓ Wet room option available
- ✓ Villeroy & Boch / Duravit sanitary ware
- ✓ Hansgrohe / Grohe brassware
- ✓ Porcelanosa / Mandarin Stone tiles
- ✓ Underfloor heating
- ✓ Steam shower
⚡ 9. Electrical Installation
Electrical Specification
| Component | Specification |
|---|---|
| Supply | Single-phase 230V / 100A |
| Consumer Unit | Split-load with RCBOs |
| Wiring | Twin & earth, concealed |
| Sockets | White / Chrome / Brushed steel |
| USB Sockets | Integrated USB-A and USB-C |
| Lighting | LED throughout (dimmable) |
| External | Weatherproof sockets, security lights |
| Compliance | BS7671 18th Edition, Part P |
| Certification | NICEIC / NAPIT certificate |
- ✓ Cat6 data cabling throughout
- ✓ Wi-Fi access points
- ✓ Smart lighting compatible
- ✓ EV charger ready (external)
- ✓ Solar PV ready
🎨 10. Interior Finishes
Walls & Ceilings
- ✓ Plasterboard, taped and skimmed
- ✓ Emulsion paint (choice of colours)
- ✓ Feature walls available
- ✓ Vaulted ceilings (optional)
- ✓ Exposed beam details
- ✓ Coving / shadow gap skirting
Doors & Joinery
- ✓ Internal doors (painted or oak)
- ✓ Soft-close hinges
- ✓ Chrome / Brushed steel ironmongery
- ✓ Fitted wardrobes (bedrooms)
- ✓ MDF skirting and architraves
- ✓ Oak skirting upgrade available
🌳 11. External Cladding & Colours
Cladding Options
| Material | Features | Warranty |
|---|---|---|
| Canexel | Pre-finished, low maintenance | 50 years |
| Western Red Cedar | Natural timber, weathers beautifully | 25 years |
| Composite Cladding | Wood-effect, zero maintenance | 25 years |
| Painted Timber | Traditional look, colour choice | 10 years |
| Metal Cladding | Contemporary, durable | 40 years |
Popular Cladding Colours:
📜 12. Certifications & Warranty
Certifications
- ✓ BS3632 — Residential Specification
- ✓ EN 1647 — Leisure Accommodation
- ✓ NCC Approved — National Caravan Council
- ✓ TÜV Certified — Independent verification
- ✓ CE Marked — European conformity
- ✓ Part L 2021 — Exceeds requirements
Warranty Coverage
- ✓ 50-year structural warranty
- ✓ 50-year Canexel cladding warranty
- ✓ 10-year window warranty
- ✓ 10-year roof covering warranty
- ✓ 2-year comprehensive defects warranty
- ✓ Appliance manufacturer warranties
- ✓ Full handover pack
- ✓ O&M manuals for all systems
- ✓ Electrical test certificate (NICEIC)
- ✓ Gas safety certificate (if applicable)
- ✓ Energy Performance Certificate (EPC)
Bespoke Premium Caravan & Lodge
Our flagship luxury lodge range — handcrafted with the finest materials, cutting-edge energy efficiency, and bespoke design. Architect-quality homes with hotel-standard interiors, designed for discerning clients who demand the very best.
Premium Lodge Examples
Architect-designed luxury lodges with bespoke interiors — the pinnacle of modular living.
Panoramic glazing & waterfront living
Bespoke luxury residential lodges
Hot tubs, saunas & wellness suites
Premium Performance Overview
What Makes It Premium?
Bespoke Design Service
- ✓ Architect-led design consultation
- ✓ 3D visualisation and walkthroughs
- ✓ Fully customisable floor plans
- ✓ Interior design packages available
- ✓ Planning support included
Ultra-High Insulation
- ✓ Walls: 0.10 W/m²K (300mm+)
- ✓ Roof: 0.08 W/m²K
- ✓ Floor: 0.10 W/m²K
- ✓ Passivhaus-level airtightness
- ✓ MVHR heat recovery ventilation
Architectural Glazing
- ✓ Floor-to-ceiling glass walls
- ✓ Sliding/bi-fold doors (up to 6m wide)
- ✓ Frameless corner glazing
- ✓ Structural glass balustrades
- ✓ Roof lights and skylights
Luxury Kitchen
- ✓ German engineered cabinetry
- ✓ Quartz or granite worktops
- ✓ Integrated Siemens/Bosch appliances
- ✓ Wine cooler and coffee station
- ✓ Island with induction hob
Spa-Quality Bathrooms
- ✓ Freestanding designer bath
- ✓ Walk-in rainfall shower
- ✓ Underfloor heating throughout
- ✓ Illuminated mirrors and vanities
- ✓ Geberit concealed cisterns
Smart Home Technology
- ✓ Integrated smart home system
- ✓ App-controlled lighting & heating
- ✓ Motorised blinds
- ✓ Multi-room audio
- ✓ CCTV and smart locks
Premium Lodge Detailed Specifications
🌳 1. Premium Timber Frame Structure
Engineered Timber Frame System
| Specification | Value |
|---|---|
| Timber Grade | C24 Scandinavian Spruce |
| Wall Studs | 45mm × 195mm @ 400mm centres |
| Roof Joists | 45mm × 245mm @ 400mm centres |
| Floor Joists | 45mm × 245mm @ 400mm centres |
| Treatment | Kiln-dried, vacuum pressure treated |
| Structural Warranty | 75 years |
- ✓ Deeper studs for enhanced insulation capacity
- ✓ Engineered for larger spans and open-plan living
- ✓ Suitable for vaulted ceilings and mezzanines
- ✓ Exceeds all UK building regulations
🧱 2. Ultra-High Performance Insulation
Passivhaus-Level Thermal Envelope
| Element | Insulation | U-Value |
|---|---|---|
| External Walls | 300mm Rockwool + 50mm service void | 0.10 W/m²K |
| Roof | 350mm Rockwool between/over joists | 0.08 W/m²K |
| Floor | 250mm Rockwool + PIR | 0.10 W/m²K |
| Windows | Triple glazed, argon filled | 0.5 W/m²K |
| Doors | Insulated composite | 0.8 W/m²K |
| Airtightness | Tested and certified | ≤1.0 m³/h.m² |
- ✓ A+ Energy Rating achievable
- ✓ Up to 90% reduction in heating costs
- ✓ Comfortable year-round without high energy bills
- ✓ Exceeds Part L 2021 by 300%+
- ✓ Future-proofed for 2025 regulations
🌀 3. MVHR Ventilation System
Mechanical Ventilation with Heat Recovery
| Specification | Value |
|---|---|
| Heat Recovery Efficiency | Up to 95% |
| Air Changes | 0.5 ACH (adjustable) |
| Filtration | F7 pollen/dust filters |
| Noise Level | ≤25 dB (whisper quiet) |
| Summer Bypass | Automatic |
| Controls | Smart app / wall panel |
- ✓ Constant fresh, filtered air throughout
- ✓ Recovers 95% of heat from exhaust air
- ✓ Eliminates condensation and mould risk
- ✓ Reduces allergens and pollutants
- ✓ Essential for airtight construction
🪟 4. Architectural Glazing
Premium Glazing Systems
| Specification | Value |
|---|---|
| Glazing Type | Triple glazed, argon filled |
| Glass U-Value | 0.5 W/m²K |
| Frame Material | Aluminium-clad timber / Aluminium |
| Frame U-Value | 0.8 W/m²K |
| Max Panel Size | Up to 3m × 2.5m per pane |
| Bi-fold Width | Up to 6m opening |
| Sliding Doors | Lift & slide, minimal frame |
- ✓ Floor-to-ceiling glass walls
- ✓ Frameless corner glazing
- ✓ Structural glass balustrades
- ✓ Roof lights and skylights
- ✓ Juliet balconies
- ✓ Electric blinds integrated
- ✓ Maximise natural light and views
- ✓ Seamless indoor-outdoor living
- ✓ Slim sightlines for modern aesthetics
- ✓ Solar control glass options
🌡 5. Heating & Renewable Energy
Premium Heating Options
- ✓ Air-source heat pump (SCOP 5.0+)
- ✓ Underfloor heating throughout
- ✓ Zoned smart heating controls
- ✓ Designer radiators (optional)
- ✓ Wood burning stove with external air
- ✓ Towel warmers in all bathrooms
Renewable Energy
- ✓ Solar PV array (up to 6kWp)
- ✓ Battery storage system
- ✓ Solar thermal hot water
- ✓ EV charging point
- ✓ Smart energy monitoring
- ✓ Grid export capability
- ✓ Near-zero energy bills achievable
- ✓ Potential income from grid export
- ✓ Future-proofed for net-zero targets
- ✓ Reduced carbon footprint
🍽 6. Luxury Kitchen
Designer Kitchen Specification
- ✓ German-engineered handleless cabinetry
- ✓ Soft-close drawers and doors throughout
- ✓ 30mm quartz or granite worktops
- ✓ Undermount stainless steel sink
- ✓ Boiling water tap (Quooker/Grohe)
- ✓ Large island with waterfall ends
- ✓ Breakfast bar seating
Integrated Appliances
- ✓ Siemens/Bosch/Miele appliance package
- ✓ Induction hob with downdraft extractor
- ✓ Combination steam oven
- ✓ Warming drawer
- ✓ Integrated fridge/freezer (American style)
- ✓ Integrated dishwasher
- ✓ Wine cooler
- ✓ Built-in coffee machine
- ✓ Bespoke colour and finish selection
- ✓ LED strip and feature lighting
- ✓ Glass splashbacks or stone cladding
- ✓ Utility room with additional storage
🛀 7. Spa-Quality Bathrooms
Master En-Suite
- ✓ Freestanding designer bath (Victoria + Albert)
- ✓ Walk-in wet room shower (frameless glass)
- ✓ Rainfall and handheld shower heads
- ✓ Wall-hung WC with Geberit frame
- ✓ His & hers vanity basins
- ✓ Illuminated mirror cabinets
- ✓ Underfloor heating
- ✓ Heated towel rails
- ✓ Large format porcelain tiles
Wellness Options
- ✓ Integrated sauna cabin
- ✓ Steam shower enclosure
- ✓ Outdoor hot tub (plumbed & wired)
- ✓ Japanese soaking tub
- ✓ Chromotherapy lighting
- ✓ Built-in speakers
- ✓ Heated floor throughout
- ✓ Hansgrohe / Grohe brassware
- ✓ Villeroy & Boch sanitaryware
- ✓ Geberit concealed systems
- ✓ Hansgrohe / Grohe brassware
- ✓ Villeroy & Boch sanitaryware
- ✓ Geberit concealed systems
- ✓ Porcelanosa / Mandarin Stone tiles
- ✓ Duravit designer ranges
💡 8. Smart Home Technology
Integrated Smart Home System
| System | Features |
|---|---|
| Central Hub | Control4 / Loxone / Crestron |
| Lighting | Scene control, dimming, colour temperature |
| Heating | Zoned control, scheduling, geofencing |
| Blinds | Motorised, sun-tracking automation |
| Audio | Multi-room Sonos / built-in speakers |
| Security | CCTV, smart locks, motion sensors |
| Intercom | Video doorbell, internal intercom |
| Voice Control | Alexa / Google Home integration |
- ✓ "Welcome home" scene — lights, heating, music
- ✓ "Goodnight" scene — all off, security armed
- ✓ Remote access via smartphone app
- ✓ Energy monitoring dashboard
- ✓ Automated blinds based on sun position
- ✓ Holiday mode — simulate occupancy
🎨 9. Interior Design & Finishes
Walls & Ceilings
- ✓ Smooth plastered finish throughout
- ✓ Farrow & Ball / Little Greene paints
- ✓ Feature wallpapers available
- ✓ Vaulted ceilings with exposed beams
- ✓ Coffered ceiling details
- ✓ Shadow gap skirting and architraves
- ✓ Recessed LED lighting throughout
Premium Flooring
- ✓ Engineered oak (wide plank, brushed)
- ✓ Herringbone or chevron patterns
- ✓ Natural stone (travertine, slate, marble)
- ✓ Polished concrete effect
- ✓ Luxury wool carpets (bedrooms)
- ✓ Underfloor heating compatible
Doors & Joinery
- ✓ Full-height internal doors (2.4m)
- ✓ Concealed hinges and shadow gaps
- ✓ Pocket sliding doors
- ✓ Glazed internal doors for light flow
- ✓ Bespoke fitted wardrobes
- ✓ Walk-in dressing rooms
🌳 10. External Design & Landscaping
Premium Cladding Options
- ✓ Kebony: Modified wood, 30-year warranty
- ✓ Accoya: Acetylated wood, 50-year durability
- ✓ Zinc cladding: Contemporary, maintenance-free
- ✓ Cor-ten steel: Weathered rust aesthetic
- ✓ Natural stone: Local stone facing
- ✓ Render: Smooth or textured finish
- ✓ Mix and match for unique designs
Outdoor Living
- ✓ Composite or hardwood decking
- ✓ Covered outdoor kitchen area
- ✓ Built-in BBQ and pizza oven
- ✓ Hot tub with privacy screening
- ✓ Outdoor shower
- ✓ Fire pit seating area
- ✓ Landscape lighting design
Premium Cladding Colours:
📜 11. Certifications & Warranty
Certifications
- ✓ BS3632 Residential Specification
- ✓ EN 1647 Leisure Accommodation
- ✓ NCC Approved
- ✓ TÜV Certified
- ✓ CE Marked
- ✓ ISO 9001 Quality Management
- ✓ ISO 14001 Environmental
- ✓ Part L 2021 Compliant (exceeds by 300%+)
Warranty Coverage
- ✓ 75-year structural warranty
- ✓ 25-year cladding warranty
- ✓ 20-year window warranty
- ✓ 10-year roof membrane warranty
- ✓ 5-year appliance warranty
- ✓ 2-year comprehensive defects warranty
- ✓ Optional extended warranty packages
- ✓ Full documentation and handover pack
- ✓ O&M manuals for all systems
- ✓ Dedicated aftercare team
- ✓ Annual maintenance packages available
Ready to Discuss Your Project?
Our technical team is ready to help you specify the perfect modular building solution. Get expert advice and a detailed quotation.
Technical Specifications FAQ
What U-values do your modular buildings achieve?
Our modular buildings achieve industry-leading U-values that exceed UK Building Regulations:
- ✓ Bespoke Modular: Walls 0.16–0.18, Roof 0.11, Floor 0.11–0.13 W/m²K
- ✓ ISO Frame Units: Walls 0.25–0.38, Roof 0.20, Floor 0.22 W/m²K
- ✓ Static Caravans & Lodges: Walls 0.15, Roof 0.13, Floor 0.15 W/m²K
- ✓ Premium Lodge: Walls 0.10, Roof 0.08, Floor 0.10 W/m²K (Passivhaus-level)
All our buildings exceed Part L 2021 requirements, with premium options achieving A+ energy ratings.
What certifications do your buildings have?
Our modular buildings are manufactured to the highest standards with comprehensive certifications:
- ✓ ISO 9001 — Quality Management System
- ✓ ISO 14001 — Environmental Management
- ✓ ISO 1090 — Steel Structure Execution
- ✓ ISO 3834 — Welding Quality
- ✓ BS3632 — Residential Specification (lodges)
- ✓ EN 1647 — Leisure Accommodation Vehicles
- ✓ TÜV Certified — Independent quality verification
- ✓ NCC Approved — National Caravan Council
- ✓ Constructionline — Bronze Member
How long do modular buildings last?
Our modular buildings are engineered for exceptional longevity:
- ✓ Bespoke Modular Buildings: 50–60 years structural lifespan
- ✓ ISO Frame Units: 50+ years with proper maintenance
- ✓ Static Caravans & Lodges: 50–75 years structural lifespan
- ✓ Premium Lodge: 75+ years structural lifespan
All buildings come with a 15-year structural warranty (75 years for premium lodges) and a 24-month comprehensive defects warranty.
What insulation materials do you use?
We use premium insulation materials tailored to each building type:
- ✓ Kingspan QuadCore®: High-performance PIR panels for bespoke modular buildings
- ✓ PIR/PUR Sandwich Panels: Insulated panels for ISO frame units
- ✓ Rockwool Mineral Wool: 100–300mm for lodges and premium builds
- ✓ Acoustic Insulation: Additional Rockwool 45mm for sound reduction
All insulation is non-combustible or fire-rated, providing excellent thermal and acoustic performance.
Are your buildings compliant with UK Building Regulations?
Yes, all our modular buildings are designed to meet or exceed UK Building Regulations:
- ✓ Part L 2021: Conservation of fuel and power — exceeded by up to 300%
- ✓ Part M: Access to and use of buildings (DDA compliant options)
- ✓ Part B: Fire safety — FD30/FD60 doors, fire-rated panels
- ✓ Part P: Electrical safety — BS7671 18th Edition
- ✓ Part E: Resistance to sound — acoustic insulation options
We provide full documentation and can liaise with Building Control on your behalf.
What fire ratings are available?
We offer comprehensive fire protection options:
- ✓ Wall Panels: B-s2,d0 fire classification (EN 13501-1)
- ✓ Internal Fire Doors: FD30 (30 minutes) or FD60 (60 minutes)
- ✓ Fire Resistance: REI60 rated versions available
- ✓ Smoke Detection: Optical smoke detectors throughout
- ✓ Emergency Lighting: 3-hour maintained systems
- ✓ Fire Alarm: Sounder and beacon systems
Non-combustible mineral wool core panels are available for enhanced fire safety requirements.
Can buildings be stacked or joined together?
Yes, our modular buildings are designed for flexibility:
- ✓ ISO Frame Units: Stackable up to 3 storeys with interlocking system
- ✓ Bespoke Modular: Multi-module configurations, side-by-side or stacked
- ✓ Lodges: Twin-unit designs for larger floor areas
All connections are engineered for structural integrity with weatherproof seals between modules.
What heating options are available?
We offer a range of heating solutions to suit your requirements and budget:
- ✓ Electric Panel Heaters: Standard option, thermostat controlled
- ✓ Air-to-Air Heat Pump: SCOP 4.5+ efficiency, heating and cooling
- ✓ Air-Source Heat Pump: SCOP 5.0+ for premium builds
- ✓ Underfloor Heating: Electric or wet system options
- ✓ LPG Combi Boiler: For off-grid locations
- ✓ Wood Burning Stove: With external air supply
- ✓ MVHR: Mechanical ventilation with heat recovery (premium)
Due to our excellent insulation, heating requirements are minimal — reducing running costs significantly.
How quickly can you deliver and install?
Our factory-built approach enables rapid delivery:
- ✓ ISO Frame Units: Stock units available for immediate delivery
- ✓ Bespoke Modular: 8–12 weeks from order confirmation
- ✓ Static Caravans & Lodges: 10–14 weeks typical lead time
- ✓ Premium Lodge: 12–16 weeks for fully bespoke designs
90% of construction is completed in our factory, meaning on-site installation typically takes just 1–3 days depending on size and complexity.
What warranty do you provide?
We stand behind our products with comprehensive warranty coverage:
- ✓ Structural Warranty: 15 years (standard) / 75 years (premium lodge)
- ✓ Defects Warranty: 24 months comprehensive coverage
- ✓ Cladding Warranty: 25–50 years depending on material
- ✓ Window Warranty: 10–20 years
- ✓ Roof Membrane: 10–20 years
- ✓ Geberit Sanitary: 25 years
Extended warranty packages and annual maintenance contracts are available for complete peace of mind.
Our Buildings Meet the Highest Standards
Learn more about the certifications and standards our modular buildings comply with.
