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Flat roof extension cost in CB11

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 CB11?

A flat roof extension ranges from the cheapest of £20,800 (V S M Property Services Ltd based in CM23) to the dearest of £23,200 (ALLIED BUILDING ASSOCIATES LTD based in CB22), 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 CB11 by posting a job with HaMuch. We'll send it to extension builders in CB11.

Estimates for flat roof extension near CB11

Estimates for common extension builder jobs in CB11;

JobEstimate
Underpinning a house£17,405
Build a two storey extension£87,857
Build a timber frame extension£25,905
Install a swimming pool£80,905
Cost to build a single storey extension£53,099
Cost to build a side return extension£40,431
Install an RSJ£2,105
Build an outbuilding£9,905
Build a mansard loft conversion£51,905
Cost of a loft conversion£32,859
Build a kitchen extension£41,905
Build a hip to gable loft conversion£41,905
Build a granny annexe£86,905
Build a garden office£9,905
Convert a garage£15,905
Build a new garage£18,405
Build a flat roof extension£21,905
Build a dormer loft conversion£41,905
Lay a concrete foundation£6,155
Convert a bungalow loft£28,905
Basement conversion cost£36,431
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Rates for other CB11 trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Flat roof extension cost in CB11
Estimate Flat roof extension cost in CB11 based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
O G Conversions, Saffron walden, CB11 £21,904
ENVIRON CONSTRUCTION, Newport, CB11 £21,872
Essex Roofing Ltd, Saffron Walden, CB11 £21,928
1st Look Roofing, Great dunmow , CM6 £21,904
JKL Construction & Carpentry Ltd, Stansted, CM24 £21,888
BOWIE CONSTRUCTION LTD, Balsham, CB21 £21,792
Stewart & Sons Ltd., Essex, CM24 £21,944
MDH Construction, Dunmow, CM6 £21,936
ALLIED BUILDING ASSOCIATES LTD, Cambridge, CB22 £23,200
Find a Handyman (Neil), Little Shelford, CB22 £21,840
D C Salsbury Builders, Bishop's Stortford, CM23 £21,872
Infinity PD, essex, CM6 £21,920
Right Renovations Limited, 18 Garnetts, Takeley, Bishop Stortford, , CM22 £21,896
DEBRAY BUILDERS, Little Shelford, CB22 £21,832
EA Assets, Essex, Cm22 £21,944
Wade developments, Hertfordshire, Cm23 £21,944
Traylen Construction, Bishop's Stortford, CM23 £21,856
Ratcliff & Burridge Construction Ltd, Unit 2, Cannons Yard, Bedlars Green, BISHOP'S STORTFORD, Hertfordshire, CM22 £21,872
Linear Carpentry and Building, Hertfordshire, CM23 £21,936
Nevill Design & Build , Hertfordshire, CM23 £22,000
V S M Property Services Ltd, Bishop's Stortford, CM23 £20,800
EXP Property Maintenance, Suite 18, Middle Court Copley Hill Busin, CB22 £21,848
KB property renovations, Essex, CM6 £21,912
ECO DESIGN & BUILD (UK) LTD, Royston, SG8 £21,816
Rescapes Construction Ltd, Hertfordshire, SG8 £21,968

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Flat Roof Extension near Bishop's Stortford£36£229
Flat Roof Extension near Haverhill£32£221
Flat Roof Extension near South Cambridgeshire£37£258
Flat Roof Extension near East Hertfordshire£37£242
Flat Roof Extension near Cambridge£33£234
Flat Roof Extension near Harlow£37£247
Flat Roof Extension near Ware£40£252
Flat Roof Extension near Braintree£32£218
Flat Roof Extension near Stevenage£37£239
Flat Roof Extension near North Hertfordshire£37£238