Cost to build a flat roof extension in Br14

Flat roof extension cost in Br14

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 Br14?

A flat roof extension ranges from the cheapest of £21,200 (Bespoke Builders Beckenham based in BR3) to the dearest of £21,944 (GreenGauge Heating Limited based in SE6), 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 Br14 by posting a job with HaMuch. We'll send it to extension builders in Br14.

Estimates for flat roof extension near Br14

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?
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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	£17,334
	Build a two storey extension	£87,751
	Build a timber frame extension	£25,834
	Install a swimming pool	£80,834
	Cost to build a single storey extension	£51,678
	Cost to build a side return extension	£39,632
	Install an RSJ	£2,034
	Build an outbuilding	£9,834
	Build a mansard loft conversion	£51,834
	Cost of a loft conversion	£32,193
	Build a kitchen extension	£41,834
	Build a hip to gable loft conversion	£41,834
	Build a granny annexe	£86,834
	Build a garden office	£9,834
	Convert a garage	£15,834
	Build a new garage	£18,334
	Build a flat roof extension	£21,834
	Build a dormer loft conversion	£41,834
	Lay a concrete foundation	£6,084
	Convert a bungalow loft	£28,834
	Basement conversion cost	£35,632

Business name	Flat roof extension cost
AAB Tile Installation & Repairs, Keston, BR2	£21,880
Saintflexs , Bromley, BR1	£21,888
London Quality Construction Group Limited, Bromley, BR2	£21,440
Travel London Ltd, 98 Avondale Road, London, Bromley, BR1	£21,840
Pinder Building Contractors, Kingfisher House 21-23 Elmfield Road, Bromley, BR1	£21,832
Heritage Roofing and Building Solutions Ltd, Bromley, BR1	£21,816
Pineapple Interiors, Bromley, Greater London, BR1	£21,936
inscape projects ltd, Kent, BR2	£21,936
Carai Ltd, Bromley, BR1	£21,880
Nicholas James Construction, Bromley, Kent, BR1	£21,832
MPN Engineering LTD, Greater London, BR1	£21,936
Cre8tive Contractors Ltd, Beckenham, BR3	£21,880
Upwards and Outwards, London, SE12	£21,880
PROBUILD (SE) LTD, Bromley, BR1	£21,856
HouseForce (Beckenham) Ltd, Kent, BR3	£21,936
HA.ME.RA Building & Decoration, Bromley, BR1	£21,880
Ressi, High Street Centre, 137?139 High Street, London, Greater London, BR3	£21,840
Bespoke Builders Beckenham, Beckenham, BR3	£21,200
Placebell, London, Greater London, BR3	£21,840
J&S WALLINGTON LIMITED, Greater London, SE6	£21,936
GreenGauge Heating Limited, Greater London, SE6	£21,944
EXCELL BUILDING, West Wickham, Kent, BR4	£21,832
Hatfield-Marcus, London, Greater London, BR3	£21,840
Fairview Construction Team Ltd., 27 Castlecombe Road, London, Greater London, SE9	£21,832
Fairview Construction Team Ltd., Greater London, SE9	£21,936

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Flat roof extension cost in Br14

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Flat roof extension cost in Br14

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