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GMB BUILDING SERVICES
GMB BUILDING SERVICES is an established and experienced local extension builder in Hillingdon. Please contact us for a free, no obligation quote an...
Matharu Buildings
Bill Matharu
Matharu Buildings is an established extension buildering business in Hillingdon. We come highly recommended and provide competitive quotes for your...
T M Builder
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Greenline Construction
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Ava Constructions & Decors Ltd
Need an Extension Builder in Hillingdon? Ava Constructions & Decors Ltd has been helping local clients (10 mile radius) with their extension builde...
MAX CONSTRUCTION LTD
Need to find an Extension Builder near you for all your extension buildering work?
MAX CONSTRUCTION LTD provides a local, trusted extension...
C T Edwards
Relax... you have found a reliable extension builder in Hillingdon. C T Edwards is a friendly and reliable company based in Hillingdon who consider...
ALG Renovations
ALG Renovations is a well established, trustworthy, reliable and professional operation with over 17 years experience myself in the trade, base...
Sheppard Construction Ltd
Sheppard Construction Ltd is a trusted extension builder serving customers in Hillingdon and the surrounding area. Contact us to today to get a com...
Ideal Construction
Ideal Construction is an established extension buildering business in Hillingdon. We come highly recommended and provide competitive quotes for you...
Cost of dormer loft conversions in Hillingdon
In Hillingdon, prices for dormer loft conversions range from £41,880 (MAX CONSTRUCTION LTD based in HA4) to £42,432 (GMB BUILDING SERVICES based in UB8), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in Hillingdon. Post your job on HaMuch now and we'll put you in touch with available extension builders.
- How much does a dormer loft conversion cost?
- Dormer loft conversion cost per m2
- Factors affecting the cost of a dormer loft conversion
- What is a dormer loft conversion?
- How long does a dormer loft conversion take?
- Do I need an architect to add a dormer?
- Do I need planning permission for a dormer loft conversion?
- Can you add a dormer to any house?
- How much extra space does a dormer give you?
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Estimates for common extension builder jobs in Hillingdon;
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.
Underpin a building - £17,664
Two storey extension - £88,246
Build a timber frame extension - £26,164
Build a swimming pool - £81,164
Single storey extension - £58,280
Side return extension - £43,345
Install an RSJ - £2,364
Outbuilding - £10,164
Build a Mansard loft conversion - £52,164
Loft conversion - £35,288
Build a kitchen extension - £42,164
Hip to gable loft conversion - £42,164
Granny annexe - £87,164
Garden office - £10,164
Convert a Garage - £16,164
Garage - £18,664
Build a flat roof extension - £22,164
Build a dormer loft conversion - £42,164
Concrete foundations - £6,414
Convert a bungalow loft - £29,164
Convert a basement - £39,345