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Flat roof extension cost in BS13

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 BS13?

A flat roof extension ranges from the cheapest of £21,736 (PROLINE BUILDING SERVICES LIMI based in BS41) to the dearest of £21,832 (Custom Created Interiors based in BS3), 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 BS13 by posting a job with HaMuch. We'll send it to extension builders in BS13.

Estimates for flat roof extension near BS13

Estimates for common extension builder jobs in BS13;

JobEstimate
Underpinning a house£17,265
Build a two storey extension£87,648
Build a timber frame extension£25,765
Install a swimming pool£80,765
Cost to build a single storey extension£50,302
Cost to build a side return extension£38,858
Install an RSJ£1,965
Build an outbuilding£9,765
Build a mansard loft conversion£51,765
Cost of a loft conversion£31,548
Build a kitchen extension£41,765
Build a hip to gable loft conversion£41,765
Build a granny annexe£86,765
Build a garden office£9,765
Convert a garage£15,765
Build a new garage£18,265
Build a flat roof extension£21,765
Build a dormer loft conversion£41,765
Lay a concrete foundation£6,015
Convert a bungalow loft£28,765
Basement conversion cost£34,858
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Rates for other BS13 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 BS13
Estimate Flat roof extension cost in BS13 based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
ARTISAN BUILDING SERVICES LTD, Bedminster Down, BS13 £21,744
Multitrades Building Services Ltd, Bristol, BS13 £21,752
BMH BUILDING SERVICES, Bedminster Down, BS13 £21,744
KP CONSTRUCTION, Brislington, BS4 £21,744
Paskell Construction, Bedminster Down, BS13 £21,744
BROWN BUILDERS, Bedminster Down, BS13 £21,744
S M Building & Roofing (SW) Limited, Bristol, BS13 £21,768
MAKE, Workshop 125, Filwood Green Business Park, Bristol, Bristol, BS4 £21,752
Construction Line Design and Build Ltd, Bristol, Bs4 £21,824
Smart Building Works, Brislington, BS4 £21,768
T Clarke Builders, Brislington, BS4 £21,776
Cullimore Renovations, Southville, BS3 £21,776
Vears Decorating Ltd, Avon, BS14 £21,824
M L BUILDING SERVICES, Hengrove, BS14 £21,752
Custom Created Interiors, Bristol, BS3 £21,832
A & S Brickwork & Building, Southville, BS3 £21,768
Lawrence Services Ltd - Design Manage Build, Bristol, Bristol, Bs3 £21,744
MSH Construction (Bristol) Ltd, Bristol, BS4 £21,760
Symmetry Design And Build, Southville, BS3 £21,760
Nest Design & Build, 35 Whitehouse Street, Bedminster, Bristol, BS3 £21,760
Hourglass Design & Build, Brislington, BS4 £21,744
JM Building Services, Brislington, BS4 £21,776
CS BRISTOL PLASTERING & RENDERING & ROOFING REPAIRS, bristol, BS14 £21,776
PROLINE BUILDING SERVICES LIMI, Long Ashton, BS41 £21,736
AMG Construction, Bristol, BS4 £21,760

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Flat Roof Extension near Bristol£29£222
Flat Roof Extension near Clifton£29£222
Flat Roof Extension near Keynsham£29£223
Flat Roof Extension near Kingswood£29£223
Flat Roof Extension near North Somerset£29£216
Flat Roof Extension near Portishead£29£221
Flat Roof Extension near Bath£28£220
Flat Roof Extension near Bradley Stoke£29£221
Flat Roof Extension near South Gloucestershire£29£223
Flat Roof Extension near Clevedon£29£219