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Flat roof extension cost in CB22

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 CB22?

A flat roof extension ranges from the cheapest of £21,760 (SK Builders and Decorators Ltd based in CB4) 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 CB22 by posting a job with HaMuch. We'll send it to extension builders in CB22.

Estimates for flat roof extension near CB22

Estimates for common extension builder jobs in CB22;

JobEstimate
Underpinning a house£17,407
Build a two storey extension£87,860
Build a timber frame extension£25,907
Install a swimming pool£80,907
Cost to build a single storey extension£53,131
Cost to build a side return extension£40,449
Install an RSJ£2,107
Build an outbuilding£9,907
Build a mansard loft conversion£51,907
Cost of a loft conversion£32,874
Build a kitchen extension£41,907
Build a hip to gable loft conversion£41,907
Build a granny annexe£86,907
Build a garden office£9,907
Convert a garage£15,907
Build a new garage£18,407
Build a flat roof extension£21,907
Build a dormer loft conversion£41,907
Lay a concrete foundation£6,157
Convert a bungalow loft£28,907
Basement conversion cost£36,449
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Rates for other CB22 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 CB22
Estimate Flat roof extension cost in CB22 based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
ALLIED BUILDING ASSOCIATES LTD, Cambridge, CB22 £23,200
DEBRAY BUILDERS, Little Shelford, CB22 £21,832
Find a Handyman (Neil), Little Shelford, CB22 £21,840
EXP Property Maintenance, Suite 18, Middle Court Copley Hill Busin, CB22 £21,848
Fenlake Construction, Cambridgeshire, CB23 £21,936
TSN Consultants Ltd, Cambridge, CB1 £21,864
Beaumont Construction, Cambridge, Cambridge, Cambridgeshire, CB1 £21,856
D Stebbings, Cambrigde Central South, CB1 £21,832
Louise Swarbrick Design, Cambridgeshire, CB3 £21,928
CROWNBUILD, Cambrigde Central South, CB1 £21,840
ECO DESIGN & BUILD (UK) LTD, Royston, SG8 £21,816
SP-Building Services Ltd, Cambridge, CB5 £21,856
BOWIE CONSTRUCTION LTD, Balsham, CB21 £21,792
SturdyBuild, 34 Thornton Close, Cambridge, Cambridgeshire, CB3 £21,848
SK Builders and Decorators Ltd , Cambridge, CB4 £21,760
Coulson Building Group, William James House, Cowley Road, Cambri, CB4 £21,856
M OLIVER BUILDING, Royston, SG8 £21,816
Rescapes Construction Ltd, Hertfordshire, SG8 £21,968
Refresh Renovations - Cambridgeshire - Simon, 70 Tannery Drift, Royston, Hertfordshire, SG8 £21,856
Baufritz (UK) Limited, Baufritz UK, Cambridge, Cambridgeshire, CB3 £21,848
O G Conversions, Saffron walden, CB11 £21,904
WESTWICK BUILDERS LIMITED, Over, CB24 £21,832
IJC Building Services Ltd, Highfields, CB23 £21,848
Essex Roofing Ltd, Saffron Walden, CB11 £21,928
James Burch Roofing, Great Cambourne, Cam, CB23 £21,760

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Flat Roof Extension near South Cambridgeshire£37£258
Flat Roof Extension near Cambridge£33£234
Flat Roof Extension near Haverhill£32£221
Flat Roof Extension near Biggleswade£35£229
Flat Roof Extension near East Hertfordshire£37£242
Flat Roof Extension near Letchworth£37£239
Flat Roof Extension near St Neots£42£256
Flat Roof Extension near Ely£32£230
Flat Roof Extension near North Hertfordshire£37£238
Flat Roof Extension near Bishop's Stortford£36£229