Decorating Building Service are here to help customers who need an Extension Builder in Redbridge. We offer a competitive rate to complete all your...
Erald Kanani
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
M & S Builders is a trusted extension builder serving customers in Redbridge and the surrounding area. Contact us to today to get a competitive quo...
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Redbridge. No obligation free quotes...
Sampson Essien
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
Local Boiler Plumbing & Heating Services is an established and experienced local extension builder in Redbridge. Please contact us for a free, no o...
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in Redbridge. We offer a competitive rate to complete all your extensi...
Relax... you have found a reliable extension builder in Redbridge. Major Building Contractors Ltd is a friendly and reliable company based in Redbr...
Need to find an Extension Builder near you for all your extension buildering work?
Sz Builders provides a local, trusted extension builderi...
Experienced extension builder ready to quote for your work. Render is the best extension builder in Redbridge. No obligation free quotes and many h...

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 Redbridge.
"Side return extension" - REDBRIDGE, job posted 11/08/25
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 - £17,680

Two storey extension - £88,270

Build a timber frame extension - £26,180

Build a swimming pool - £81,180

Single storey extension - £58,600

Side return extension - £43,525

Install an RSJ - £2,380

Outbuilding - £10,180

Build a Mansard loft conversion - £52,180

Loft conversion - £35,438

Build a kitchen extension - £42,180

Hip to gable loft conversion - £42,180

Granny annexe - £87,180

Garden office - £10,180

Convert a Garage - £16,180

Garage - £18,680

Build a flat roof extension - £22,180

Build a dormer loft conversion - £42,180

Concrete foundations - £6,430

Convert a bungalow loft - £29,180

Convert a basement - £39,525