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Trusted, recommended Extension Builders
Prices for extension builders in the UK
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Find out how much extension builder jobs cost

Low	Average	High
£13	£34	£86
Average hourly rate of 9110 extension builders in the UK excluding VAT or callout charge

Extension Builders in the UK. The average hourly rate of the 10 Extension Builders listed is £31. Extension Builder rates vary with location. For example, ACG Building Services in Wawne charges from £31 per hour.

When hiring Extension Builders in the UK get multiple quote to compare prices and services.

Basement Garage House extension Loft Side return

Trusted, recommended Extension Builders

"Single storey extension" - ST ALBANS, job posted 07/04/24

"Single storey extension" - BRIGHTON, job posted 07/04/24

"Dormer Loft conversion for semi detached property in Reading" - READING, job posted 06/04/24

"Loft conversion" - BELFAST, job posted 06/04/24

"Single storey extension" - WA5, job posted 06/04/24

"Single storey extension" - OLDHAM, job posted 06/04/24

"Velux Loft conversion Small terraced house 6m x 11m approx. Ideally with en-suite. Needs to be a 'proper room' i.e signed off by building standards. 2-3 windows. The loft is not currently boarded out. The roof also needs some TLC ( new felt ) and some new 2x4's. If possible we would also like..." - BS6, job posted 05/04/24

"Loft conversion" - NORTHWICH, job posted 05/04/24

"Loft conversion" - BRISTOL, job posted 05/04/24

"I am looking for a very rough initial estimate on what a starting code for a job like this might be? Planning application viewable here- https://planning.bournemouth.gov.uk/plandisp.aspx?recno=110002 Brick construction Up to floor level then rendered block above. EPDM roof. Looking for full..." - BH10, job posted 04/04/24

from 350 to 360 of 9110

Find out how much extension builder jobs cost

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.