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ISLAND Kitchen / Diner 6.30 m 4.20 m N MTR DEVELOPMENTS · INDICATIVE PLAN · NOT TO SCALE
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Pick your project type, set the size and finish, and add anything extra. The estimate updates as you go. It is a guide to help you plan, not a fixed price.

Project type
Approximate size20 m²
Finish level
Add ons
Estimated cost
£38,500 to £52,000
Indicative for a single storey extension, 20 m², standard finish.
£2,200Per m² guide
8 to 16 weeksTypical timeline
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This is a guide only, not a quote or a contract. Real costs depend on your home, access, specification and finishes, and the figures exclude VAT and professional fees. Book a free, no obligation visit for an accurate price.

What goes into the price

More than four walls.

Our prices cover the whole build done properly, from the steel that holds it up to the warm roof that keeps it usable all year. Here is what sits behind a typical single storey extension.

Warm insulated roof Steel beam Bifold doors Reinforced foundations
Good to know

Cost questions, answered.

No. It is a guide based on typical Midlands build costs. Every home is different, so the only way to get an accurate figure is a free visit and a written quote.

Size, the level of finish, ground and access conditions, the structural work involved and the fittings you choose, such as glazing, kitchens and bathrooms.

No. Quotes and site visits are free and come with no obligation.

No. You pay in stages as the work progresses, never before it begins.

No. The figures are a build guide and exclude VAT and professional fees such as planning, structural calculations and building control.

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