Trusted and professional extension builder in RH18. Experienced in all extension buildering work and keeping within budget and on quote. Dance & Co...
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Relax... you have found a reliable extension builder in RH18. HOWCROFTS BUILDING SERVICES is a friendly and reliable company based in RH18 who cons...
From £25,600
J Taylor
Taylor Building & Maintenance Services is an established extension buildering business in RH18. We come highly recommended and provide competitive ...
From £25,528
Adam Harman
AJH Construction and Fencing is an established extension buildering business in RH18. We come highly recommended and provide competitive quotes fo...
From £26,056
Whitehouse Build & Design Ltd is an established and experienced local extension builder in RH18. Please contact us for a free, no obligation quote ...
From £26,224
GB Brickwork is a trusted extension builder serving customers in RH18 and the surrounding area. Contact us to today to get a competitive quote for ...
From £25,824
James Knott & Son Ltd are here to help customers who need an Extension Builder in RH18. We offer a competitive rate to complete all your extension ...
From £26,152
Duaris Ltd is an established extension buildering business in RH18. We come highly recommended and provide competitive quotes for your work.

A timber frame extension built in RH18 typically ranges from £25,528 (AJH Construction and Fencing based in RH19) to £26,336 (Dance & Co Developments based in RH19), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build a timber frame extension in RH18 by posting a job with HaMuch and we'll send it to extension builders in RH18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near East Grinstead | £37 | £259 |
| Build A Timber Frame Extension near Crowborough | £36 | £258 |
| Build A Timber Frame Extension near Mid Sussex | £35 | £261 |
| Build A Timber Frame Extension near Crawley | £38 | £255 |
| Build A Timber Frame Extension near Haywards Heath | £35 | £256 |
| Build A Timber Frame Extension near Horley | £38 | £258 |
| Build A Timber Frame Extension near Tunbridge Wells | £37 | £258 |
| Build A Timber Frame Extension near Burgess Hill | £36 | £240 |
| Build A Timber Frame Extension near Wealden | £35 | £256 |
| Build A Timber Frame Extension near Tonbridge | £38 | £254 |
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 - £17,505

Two storey extension - £88,008

Build a timber frame extension - £26,005

Build a swimming pool - £81,005

Single storey extension - £55,107

Side return extension - £41,560

Install an RSJ - £2,205

Outbuilding - £10,005

Build a Mansard loft conversion - £52,005

Loft conversion - £33,800

Build a kitchen extension - £42,005

Hip to gable loft conversion - £42,005

Granny annexe - £87,005

Garden office - £10,005

Convert a Garage - £16,005

Garage - £18,505

Build a flat roof extension - £22,005

Build a dormer loft conversion - £42,005

Concrete foundations - £6,255

Convert a bungalow loft - £29,005

Convert a basement - £37,560