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Lee Jones
Jones Masonry Ltd is a trusted extension builder serving customers in Halifax and the surrounding area. Contact us to today to get a competitive qu...
Paul Brook Quality Builder is a trusted extension builder serving customers in Halifax and the surrounding area. Contact us to today to get a compe...
SJL Construction is a trusted extension builder serving customers in Halifax and the surrounding area. Contact us to today to get a competitive quo...
Dave Harrison
DAVID HARRISON BUILDING are here to help customers who need an Extension Builder in Halifax. We offer a competitive rate to complete all your exten...
Experienced extension builder ready to quote for your work. L J Robson (Contracts) Ltd is the best extension builder in Halifax. No obligation free...
Need to find an Extension Builder near you for all your extension buildering work?
Robbie Robinson provides a local, trusted extension buil...
Need to find an Extension Builder near you for all your extension buildering work?
MEP Building Services provides a local, trusted extensio...
Relax... you have found a reliable extension builder in Halifax. Walkden Bricklaying is a friendly and reliable company based in Halifax who consid...
Robert Gladwin
RG Decorators is an established and experienced local extension builder in Halifax. Please contact us for a free, no obligation quote and competiti...
iConstruction are here to help customers who need an Extension Builder in Halifax. We offer a competitive rate to complete all your extension build...

A flat roof extension ranges from the cheapest of £21,648 (Robbie Robinson based in HX2) to the dearest of £22,312 (Jones Masonry Ltd based in BD19), 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 Halifax by posting a job with HaMuch. We'll send it to extension builders in Halifax.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Halifax | £32 | £243 |
| Build A Flat Roof Extension near Brighouse | £30 | £230 |
| Build A Flat Roof Extension near Calderdale | £33 | £253 |
| Build A Flat Roof Extension near Huddersfield | £29 | £224 |
| Build A Flat Roof Extension near Bradford | £29 | £225 |
| Build A Flat Roof Extension near Mirfield | £31 | £236 |
| Build A Flat Roof Extension near Bingley | £30 | £229 |
| Build A Flat Roof Extension near Kirklees | £30 | £231 |
| Build A Flat Roof Extension near Batley | £32 | £239 |
| Build A Flat Roof Extension near Shipley | £29 | £226 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,373

Two storey extension - £87,809

Build a timber frame extension - £25,873

Build a swimming pool - £80,873

Single storey extension - £52,456

Side return extension - £40,069

Install an RSJ - £2,073

Outbuilding - £9,873

Build a Mansard loft conversion - £51,873

Loft conversion - £32,558

Build a kitchen extension - £41,873

Hip to gable loft conversion - £41,873

Granny annexe - £86,873

Garden office - £9,873

Convert a Garage - £15,873

Garage - £18,373

Build a flat roof extension - £21,873

Build a dormer loft conversion - £41,873

Concrete foundations - £6,123

Convert a bungalow loft - £28,873

Convert a basement - £36,069