Cost to build a flat roof extension in Hammersmith And Fulham

Flat roof extension cost in Hammersmith And Fulham

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Hammersmith And Fulham?

A flat roof extension ranges from the cheapest of £21,832 (JNJ Building Services Ltd based in W12) to the dearest of £21,944 (The Great Wolf Construction based in W12), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.

Find out how much your flat roof extension will cost in Hammersmith And Fulham by posting a job with HaMuch. We'll send it to extension builders in Hammersmith And Fulham.

Estimates for flat roof extension near Hammersmith And Fulham

"Flat roof extension for a period mews terraced house. We'd like a bedroom extension with full bathroom and a roof top terrace. Footprint is roughly 8.5m x 6m."

	Job	Estimate
	Underpinning a house	£17,391
	Build a two storey extension	£87,836
	Build a timber frame extension	£25,891
	Install a swimming pool	£80,891
	Cost to build a single storey extension	£52,818
	Cost to build a side return extension	£40,272
	Install an RSJ	£2,091
	Build an outbuilding	£9,891
	Build a mansard loft conversion	£51,891
	Cost of a loft conversion	£32,727
	Build a kitchen extension	£41,891
	Build a hip to gable loft conversion	£41,891
	Build a granny annexe	£86,891
	Build a garden office	£9,891
	Convert a garage	£15,891
	Build a new garage	£18,391
	Build a flat roof extension	£21,891
	Build a dormer loft conversion	£41,891
	Lay a concrete foundation	£6,141
	Convert a bungalow loft	£28,891
	Basement conversion cost	£36,272

Business name	Flat roof extension cost
GB Buildings & Renovations, London, London, Greater London, W6	£21,848
Add Global, 71 Golhawk Road, London, Greater London, W12	£21,848
The Great Wolf Construction, Londonderry, W12	£21,944
Jonathan P Spencer Design and Build Limited, London, Greater London, W6	£21,848
Newpark Construction, Shepherd's Bush, W12	£21,888
New Line Construction Ltd, London, W6	£21,944
Lux Construction, Hammersmith, Greater London, W6	£21,848
Clay Design & Build, Greater London, W12	£21,944
Heaven Sent Construction, Shepherd's Bush, W12	£21,888
Hammerhead General Contractors Ltd, London, Greater London, W12	£21,848
IC&T PROJECTS, Greater London, W12	£21,944
HUGHES BUILDERS, Shepherd's Bush, W12	£21,888
JNJ Building Services Ltd, 151 Askew Road, Hammersmith, London, Lon, W12	£21,832
Natalia Kennerley, Greater London, W12	£21,944
home refurbishments, London, Greater London, W14	£21,848
Griana Builds, London, W14	£21,832
Specialist Screeding, Hammersmith, W6	£21,888
Knight Refurbishment House Renovation, Greater London, W4	£21,944
NuHome, London, W14	£21,944
Sam Loft, Notting Hill, W11	£21,888
HvB Development + Elnaz Namaki Studio, Studio 2, 48-49 Princes Place, London, Greater London, W11	£21,848
2MO, London, Greater London, W14	£21,848
2MO, Greater London, W14	£21,944
Darlo Ltd, London, W6	£21,944
Graham Construction, Shepherd's Bush, W12	£21,888

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Flat roof extension cost in Hammersmith And Fulham

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Flat roof extension cost in Hammersmith And Fulham

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