Darren Spencer
Need an Extension Builder in SS16? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension buildering j...
P OUGHTON BUILDING is an established and experienced local extension builder in SS16. Please contact us for a free, no obligation quote and competi...
Witton & Pearce Builders in Essex is a trusted extension builder serving customers in SS16 and the surrounding area. Contact us to today to get a c...
Billy Baverstock
Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in SS16. No obligation free quotes an...
Property Maintenance are here to help customers who need an Extension Builder in SS16. We offer a competitive rate to complete all your extension b...
Need to find an Extension Builder near you for all your extension buildering work?
RV BUILDING & MAINTENANCE provides a local, trusted exte...
Swaylie Cooper
Royal Roofing & building contractors is an established and experienced local extension builder in SS16. Please contact us for a free, no obligatio...
Need an Extension Builder in SS16? DG Construction Essex Ltd has been helping local clients (20 mile radius) with their extension buildering jobs f...
Trusted and professional extension builder in SS16. Experienced in all extension buildering work and keeping within budget and on quote. CLARK CONS...
Our building services company DC Construction was established in 2015. Since then, we have been helping customers in Upminster and the surrounding ...

A flat roof extension ranges from the cheapest of £21,272 (Royal Roofing & building contractors based in SS12) to the dearest of £22,360 (Ellis & James Builders Limited based in SS17), 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 SS16 by posting a job with HaMuch. We'll send it to extension builders in SS16.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Basildon | £39 | £251 |
| Build A Flat Roof Extension near Stanford-le-Hope | £40 | £254 |
| Build A Flat Roof Extension near Billericay | £38 | £248 |
| Build A Flat Roof Extension near Wickford | £39 | £255 |
| Build A Flat Roof Extension near Thundersley | £38 | £251 |
| Build A Flat Roof Extension near Brentwood | £39 | £255 |
| Build A Flat Roof Extension near Thurrock | £41 | £260 |
| Build A Flat Roof Extension near Canvey Island | £39 | £256 |
| Build A Flat Roof Extension near Rayleigh | £39 | £252 |
| Build A Flat Roof Extension near Chafford Hundred | £41 | £261 |
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 - £17,482

Two storey extension - £87,972

Build a timber frame extension - £25,982

Build a swimming pool - £80,982

Single storey extension - £54,632

Side return extension - £41,293

Install an RSJ - £2,182

Outbuilding - £9,982

Build a Mansard loft conversion - £51,982

Loft conversion - £33,578

Build a kitchen extension - £41,982

Hip to gable loft conversion - £41,982

Granny annexe - £86,982

Garden office - £9,982

Convert a Garage - £15,982

Garage - £18,482

Build a flat roof extension - £21,982

Build a dormer loft conversion - £41,982

Concrete foundations - £6,232

Convert a bungalow loft - £28,982

Convert a basement - £37,293