MTB Six Plus Modular Garden Office | 2-Storey Garden Room

MTB Six Plus modular garden office — a modern 2‑storey layout with garage

The MTB Six Plus modular garden office is a large, modern modular building with a 2‑storey layout and an integrated garage. Because it is built off-site, the finish is consistent and the install is faster. In addition, the plan is flexible, so you can shape it around work, family life, or guests.

  • Year‑round living spec (model is designed for all-season use)
  • Large footprint with space for up to 4 bedrooms and 2 bathrooms (layout dependent)
  • Bright interior with glazed living area and skylights (as per model concept)
  • Clear support from quote to install across the UK
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Or call 01782 561110 • Email [email protected]

MTB Six Plus modular garden office with garage – contemporary two-storey modular garden room design
MTB Six Plus modular garden office — modern two-storey design with an integrated garage.
KC Modular Buildings designs, manufactures, and installs modular buildings across the UK. Because we build most of the unit in the factory, quality stays consistent. Also, the on-site work is shorter and cleaner.
Why customers choose us
  • Factory build: less delay, less mess, and a reliable finish.
  • Faster timelines: modular build is quicker than many traditional builds, although timing depends on the spec.
  • Clear warranty: 15-year structural warranty plus 24-month minor defects cover (terms apply).
  • Clear payment terms: 40% deposit, then 55% before delivery, then 5% within 14 days.
  • Support end-to-end: design, quote, delivery, and install.
Talk to us Call 01782 561110 or email [email protected]. Then we’ll confirm access, lead time, and the best spec for your site.

MTB Six Plus modular garden office — key size and layout

MTB Six Plus is an extended version of the MTB Six model. In addition, it includes a garage with an automatic garage door (model concept). The layout can support up to 4 bedrooms and 2 bathrooms, depending on your final plan.

Total area123 m² (including garage)
External width11.26 m
External length10 m
Height5.50 m
Roof angle18°
Year‑round livingYes (as per model specification)

What makes this model stand out

  • Glazed living area for a bright, open feel
  • Skylights to bring light into the upper level
  • Anthracite façade concept for a modern finish
  • Garage integrated into the overall design

However, every project is site-specific. So we’ll confirm access, foundations, and services before we finalise the quote.

MTB Six Plus price and popular options

Below is the reference model pricing. Then, we’ll confirm your final spec, delivery, and install plan before we issue a fixed quote.

Base price (reference)

€92,500 (excluding VAT)

We can quote in GBP for UK delivery. Also, we’ll confirm what’s included based on your chosen fit-out.

Common add-ons (excluding VAT)

  • Electrical installation: €3,790
  • Hydraulic installation: €1,515
  • Two bathrooms: €1,702
  • Installation grate: €4,250
  • Internal vapour barrier foil: €2,490
  • Stairs: €2,849
  • Roller shutters: €2,735

Note: Foundation plate is not included in the offer (site-specific).

Warranty and terms

  • 15-year structural warranty
  • 24-month minor defects cover
  • Payment terms: 40% / 55% / 5%
  • Asset finance available (subject to approval)

Request a GBP Quote

Useful guidance

For UK building regulations guidance, see: https://www.gov.uk/government/collections/approved-documents
For general planning guidance in England, see: https://www.gov.uk/government/collections/planning-practice-guidance

MTB Six Plus modular garden office FAQs

These are the quick answers. However, if you want a firm quote, send your postcode and site notes.

Is MTB Six Plus suitable for year-round use?

Yes. The model is designed for all-season living. Also, we can tailor insulation, glazing, and heating so it stays comfortable.

Can you change the internal layout?

Yes. The plan is flexible. Therefore, we can adapt room layout, doors, windows, and services to match how you will use the space.

Do you supply electrics and plumbing?

Yes. You can add electrical and hydraulic installation. In addition, you can specify two bathrooms if required.

What do I need on site before installation?

You usually need a suitable base and clear access. Because every site is different, we confirm foundations and delivery access before we book installation.