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Flat roof extension cost in BS31

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 BS31?

A flat roof extension ranges from the cheapest of £21,736 (Concept Solutions Bristol Ltd based in BS15) to the dearest of £21,832 (Uks based in Bs4), 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 BS31 by posting a job with HaMuch. We'll send it to extension builders in BS31.

Estimates for flat roof extension near BS31

Estimates for common extension builder jobs in BS31;

JobEstimate
Underpinning a house£17,273
Build a two storey extension£87,660
Build a timber frame extension£25,773
Install a swimming pool£80,773
Cost to build a single storey extension£50,462
Cost to build a side return extension£38,948
Install an RSJ£1,973
Build an outbuilding£9,773
Build a mansard loft conversion£51,773
Cost of a loft conversion£31,623
Build a kitchen extension£41,773
Build a hip to gable loft conversion£41,773
Build a granny annexe£86,773
Build a garden office£9,773
Convert a garage£15,773
Build a new garage£18,273
Build a flat roof extension£21,773
Build a dormer loft conversion£41,773
Lay a concrete foundation£6,023
Convert a bungalow loft£28,773
Basement conversion cost£34,948
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Rates for other BS31 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 BS31
Estimate Flat roof extension cost in BS31 based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
PRS Construction, Keynsham, BS31 £21,744
HOLBROOK CONSTRUCTION, Bitton, BS30 £21,744
Just Plastered, Long Handstones, Bristol, Avon, BS30 £21,824
Uks, Somerset, Bs4 £21,832
CS BRISTOL PLASTERING & RENDERING & ROOFING REPAIRS, bristol, BS14 £21,776
ASHWIN CONSTRUCTION, Bitton, BS30 £21,744
R W BUILDING WORKS, Kingswood, BS15 £21,744
M L BUILDING SERVICES, Hengrove, BS14 £21,752
Vears Decorating Ltd, Avon, BS14 £21,824
MSH Construction (Bristol) Ltd, Bristol, BS4 £21,760
AMG Construction, Bristol, BS4 £21,760
J GREEN PLASTERING LTD, Easton, BS5 £21,824
Red's Building Services, Brislington, BS4 £21,776
S JOYCE BUILDING, Kingswood, BS15 £21,744
Concept Solutions Bristol Ltd, Kingswood, BS15 £21,736
T Clarke Builders, Brislington, BS4 £21,776
S M Building & Roofing (SW) Limited, Bristol, BS13 £21,768
JM Building Services, Brislington, BS4 £21,776
Building & Property Maintenance, Avon, BS15 £21,824
MAKE, Workshop 125, Filwood Green Business Park, Bristol, Bristol, BS4 £21,752
FAULKLAND CONSTRUCTION LTD, Bath, BA1 £21,736
Custom Created Interiors, Bristol, BS3 £21,832
Hourglass Design & Build, Brislington, BS4 £21,744
ABC Home Improvement, Easton, BS5 £21,776
Symmetry Design And Build, Southville, BS3 £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 Keynsham£29£222
Flat Roof Extension near Kingswood£29£223
Flat Roof Extension near Bristol£29£222
Flat Roof Extension near Bath£28£221
Flat Roof Extension near Clifton£29£222
Flat Roof Extension near South Gloucestershire£29£223
Flat Roof Extension near Yate£28£223
Flat Roof Extension near Bradley Stoke£29£221
Flat Roof Extension near Portishead£29£221
Flat Roof Extension near North Somerset£29£216