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Select your affordable Walsingham extension builder
S1 Builders Norfolk is an established and experienced local extension builder in Walsingham. Please contact us for a free, no obligation quote and ...
From £21,560
Paul Bishop Builder is an established extension buildering business in Walsingham. We come highly recommended and provide competitive quotes for yo...
From £21,888
Relax... you have found a reliable extension builder in Walsingham. C P WELLS BUILDER is a friendly and reliable company based in Walsingham who co...
From £21,752
Trusted and professional extension builder in Walsingham. Experienced in all extension buildering work and keeping within budget and on quote. Buil...

A flat roof extension ranges from the cheapest of £21,560 (Paul Bishop Builder based in NR23) to the dearest of £21,928 (S1 Builders Norfolk based in PE31), 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 Walsingham by posting a job with HaMuch. We'll send it to extension builders in Walsingham.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Dereham | £25 | £203 |
| Build A Flat Roof Extension near Kings Lynn & West Norfolk | £31 | £238 |
| Build A Flat Roof Extension near Broadland | £24 | £194 |
| Build A Flat Roof Extension near King's Lynn | £33 | £254 |
| Build A Flat Roof Extension near Breckland | £28 | £248 |
| Build A Flat Roof Extension near Norwich | £25 | £200 |
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 - £17,282

Two storey extension - £87,673

Build a timber frame extension - £25,782

Build a swimming pool - £80,782

Single storey extension - £50,640

Side return extension - £39,048

Install an RSJ - £1,982

Outbuilding - £9,782

Build a Mansard loft conversion - £51,782

Loft conversion - £31,706

Build a kitchen extension - £41,782

Hip to gable loft conversion - £41,782

Granny annexe - £86,782

Garden office - £9,782

Convert a Garage - £15,782

Garage - £18,282

Build a flat roof extension - £21,782

Build a dormer loft conversion - £41,782

Concrete foundations - £6,032

Convert a bungalow loft - £28,782

Convert a basement - £35,048