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Select your affordable WD6 extension builder
Hertfordshire, WD6
Mandala Building Services is a family-owned design and build maintenance company, encompassing everything from residential refurbishment to large-s...
Relax... you have found a reliable extension builder in WD6. BBC is a friendly and reliable company based in WD6 who consider no job as too big or ...
Borehamwood, WD6
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Greater London, WD6
V and T Homes Limited is an established extension buildering business in WD6. We come highly recommended and provide competitive quotes for your wo...
From £40,420
Astrit Gjabri
Very good builder Brick work block work ground fencin drive ways patios extension New building no job to small
From £41,680
Hertfordshire, WD6
Our building services company Monarchy Building Services Ltd have seventeen years’ experience and have been helping customers in Borehamwood and ...
From £39,970
Ardent Home Improvements Ltd is a trusted extension builder serving customers in WD6 and the surrounding area. Contact us to today to get a competi...
From £44,380
Herefordshire, WD6
Harris Calnan Construction is an established and experienced local extension builder in WD6. Please contact us for a free, no obligation quote and ...
From £46,000
Trusted and professional extension builder in WD6. Experienced in all extension buildering work and keeping within budget and on quote. K&K Buildin...

Comparing extension builders estimates for Side return extension gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for a side return extention by posting your job to extension builders in WD6.
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 - £17,622

Two storey extension - £88,184

Build a timber frame extension - £26,122

Build a swimming pool - £81,122

Single storey extension - £57,448

Side return extension - £42,877

Install an RSJ - £2,322

Outbuilding - £10,122

Build a Mansard loft conversion - £52,122

Loft conversion - £34,898

Build a kitchen extension - £42,122

Hip to gable loft conversion - £42,122

Granny annexe - £87,122

Garden office - £10,122

Convert a Garage - £16,122

Garage - £18,622

Build a flat roof extension - £22,122

Build a dormer loft conversion - £42,122

Concrete foundations - £6,372

Convert a bungalow loft - £29,122

Convert a basement - £38,877