Cost to build a flat roof extension in WC1R

Flat roof extension cost in WC1R

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 WC1R?

A flat roof extension ranges from the cheapest of £21,848 (TipTop Joinery & Build based in WC1V) to the dearest of £23,200 (Q Lofts and Extensions based in EC1R), 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 WC1R by posting a job with HaMuch. We'll send it to extension builders in WC1R.

Estimates for flat roof extension near WC1R

How much does a flat roof extension cost?
Flat roof extension cost per m2
Factors affecting the cost of flat roof extensions
Advantages and disadvantages of flat roofs
Which is cheaper: a flat roof or pitched roof?
How long does a flat roof extension take?
Do you need planning permission for a flat roof extension?
How long does a flat roof last?
Can you walk on a flat roof extension?
What insulation do I need for a flat roof extension?

	Job	Estimate
	Underpinning a house	£17,444
	Build a two storey extension	£87,916
	Build a timber frame extension	£25,944
	Install a swimming pool	£80,944
	Cost to build a single storey extension	£53,874
	Cost to build a side return extension	£40,866
	Install an RSJ	£2,144
	Build an outbuilding	£9,944
	Build a mansard loft conversion	£51,944
	Cost of a loft conversion	£33,222
	Build a kitchen extension	£41,944
	Build a hip to gable loft conversion	£41,944
	Build a granny annexe	£86,944
	Build a garden office	£9,944
	Convert a garage	£15,944
	Build a new garage	£18,444
	Build a flat roof extension	£21,944
	Build a dormer loft conversion	£41,944
	Lay a concrete foundation	£6,194
	Convert a bungalow loft	£28,944
	Basement conversion cost	£36,866

Business name	Flat roof extension cost
TipTop Joinery & Build, London, Greater London, WC1V	£21,848
Otto & Mensah Build, 15 Lambs Conduit Street, London, WC1N	£21,848
JM Building Services, Hatton Garden, EC1N	£21,888
CK Constructions & Development Ltd, Russell Square, WC1N	£21,888
Longland Construction, Greater London, WC1N	£21,944
FLAVIA CONDE, 27 Old Gloucester Street, London, Greater London, WC1N	£21,848
Pacho Build Ltd, 27 Old Gloucester Street, London, Greater London, wc1n	£21,848
Oxford West, London, EC1N	£21,848
Elite Building, 7 Bell Yard, London, Greater London, WC2A	£21,848
Elite Building, Greater London, WC2A	£21,944
Andrew Penny Construction, 63-66 Hatton Garden 5th floor Suite 23, London, Greater London, EC1N	£21,848
Kovacs Construction Ltd, 4th Floor, 18 St. Cross Street, London, Greater London, EC1N	£21,848
Kovacs Construction Ltd, Greater London, EC1N	£21,944
Rucco Property, Greater London, WC2H	£21,944
House Rendering Ltd, 71-75, Shelton Street, Covent Garden, Greater London, WC2H	£21,848
Gil Construction Ltd, Greater London, WC2H	£21,944
My Lady Builder, Greater London, WC2H	£21,944
My Trusted Builder, London, Greater London, wc2h	£21,848
Matstone Projects Limited, Greater London, WC2H	£21,944
HouseUP, 71-75 Shelton Street, Covent Garden, London, WC2H	£21,848
Whitehorse Build London, Greater London, WC2H	£21,944
ElleHaus, Greater London, WC2H	£21,944
ORO Projects, Greater London, WC2H	£21,944
Q Lofts and Extensions , London , EC1R	£23,200
SCANDIIN, International House 24 Holborn Viaduct, London, Greater London, EC1A	£21,848

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Flat roof extension cost in WC1R

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Flat roof extension cost in WC1R

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