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Flat roof extension cost in BS11

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 BS11?

A flat roof extension ranges from the cheapest of £21,280 (M N HALL PROPERTY MAINTENANCE based in BS7) to the dearest of £22,000 (KINGSBRIDGE LOFT CONVERSNS LTD based in BS9), 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 BS11 by posting a job with HaMuch. We'll send it to extension builders in BS11.

Estimates for flat roof extension near BS11

Estimates for common extension builder jobs in BS11;

JobEstimate
Underpinning a house£17,241
Build a two storey extension£87,612
Build a timber frame extension£25,741
Install a swimming pool£80,741
Cost to build a single storey extension£49,829
Cost to build a side return extension£38,591
Install an RSJ£1,941
Build an outbuilding£9,741
Build a mansard loft conversion£51,741
Cost of a loft conversion£31,326
Build a kitchen extension£41,741
Build a hip to gable loft conversion£41,741
Build a granny annexe£86,741
Build a garden office£9,741
Convert a garage£15,741
Build a new garage£18,241
Build a flat roof extension£21,741
Build a dormer loft conversion£41,741
Lay a concrete foundation£5,991
Convert a bungalow loft£28,741
Basement conversion cost£34,591
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Rates for other BS11 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 BS11
Estimate Flat roof extension cost in BS11 based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
A&L Building Services, Avon, BS11 £21,776
A&L Building Services, 10b High Street, Shirehampton, Bristol, , BS11 £21,680
Pod Design & Build, Bristol, Bristol, BS11 £21,704
GB Installations, Bristol, BS11 £21,784
Maple Construction and Design LTD, 78 Shirehampton Road, Stoke Bishop, Bristol, Gloucestershire, BS9 £21,736
Landhaven Homes, Trym Lodge, 1 Henbury Road, Westbury-on-Trym, Bristol, Bristol, BS9 £21,752
Mucha Construcion, Brentry, BS10 £21,752
DD building supplies ltd , Bristol, BS9 £21,768
Ashford Design and Build Limited, Chescombe Lodge, Westbury Park, Bristol, Bristol, BS6 £21,752
Mr Design & Build, Somerset, BS10 £21,808
Moon DESIGN, The Coach House, 18 Sutherland Place, Bristol, Bristol, BS8 £21,744
Oakfield Renovations, Clifton, BS8 £21,816
N J Laity & Son & Grandson's, Brentry, BS10 £21,768
Greenhorn Homes, Cotham, BS6 £21,768
MEADS BUILDING LIMITED, Coombe Dingle, BS9 £21,744
B ROBINSON BUILDING, Brentry, BS10 £21,728
KINGSBRIDGE LOFT CONVERSNS LTD, Bristol, BS9 £22,000
Home By Design Ltd, 329 Southmead Road, Westbury On Trym, Bristol, Bristol, Bs10 £21,752
Morrisons Building Services, Bristol, BS6 £21,600
Oasys Property Solutions, 96 Hampton Road, Redland, Bristol, BS6 £21,752
RD Pope Construction, Bristol, BS7 £21,760
Berkeley Place, Bristol, Bristol, BS8 £21,760
Bristol Brickworks, Brentry, BS10 £21,728
OTF Facilities, Bristol, BS6 £21,824
M N HALL PROPERTY MAINTENANCE, Bristol, BS7 £21,280

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Flat Roof Extension near Portishead£29£221
Flat Roof Extension near Clifton£29£222
Flat Roof Extension near Bristol£29£222
Flat Roof Extension near Bradley Stoke£29£221
Flat Roof Extension near Kingswood£29£223
Flat Roof Extension near Clevedon£29£219
Flat Roof Extension near North Somerset£29£216
Flat Roof Extension near South Gloucestershire£29£223
Flat Roof Extension near Keynsham£29£223
Flat Roof Extension near Yate£28£223