From £22,128
LAKE BUILDERS LTD is an established extension buildering business in Renfrew. We come highly recommended and provide competitive quotes for your wo...
From £22,080
Adelphi Design & Construction Ltd is an established and experienced local extension builder in Renfrew. Please contact us for a free, no obligation...
From £22,240
Abbey Services (Scotland) Ltd is a trusted extension builder serving customers in Renfrew and the surrounding area. Contact us to today to get a co...
From £22,184
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £22,272
LOCHNAGAR CONSTRUCTION LTD is a trusted extension builder serving customers in Renfrew and the surrounding area. Contact us to today to get a compe...
From £22,296
Need an Extension Builder in Renfrew? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buildering jobs ...
From £22,080
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,944
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,376
Experienced extension builder ready to quote for your work. Glencroft Builders Ltd is the best extension builder in Renfrew. No obligation free quo...

A flat roof extension ranges from the cheapest of £21,376 (Glencroft Builders Ltd based in G81) to the dearest of £22,312 (KFM Developments LTD based in G52), 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 Renfrew by posting a job with HaMuch. We'll send it to extension builders in Renfrew.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Renfrew | £35 | £264 |
| Build A Flat Roof Extension near Paisley | £34 | £259 |
| Build A Flat Roof Extension near Clydebank | £35 | £264 |
| Build A Flat Roof Extension near Erskine | £34 | £258 |
| Build A Flat Roof Extension near Bearsden | £34 | £262 |
| Build A Flat Roof Extension near Johnstone | £52 | £381 |
| Build A Flat Roof Extension near Glasgow | £34 | £258 |
| Build A Flat Roof Extension near Renfrewshire | £54 | £398 |
| Build A Flat Roof Extension near Barrhead | £35 | £257 |
| Build A Flat Roof Extension near Giffnock | £35 | £260 |
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 - £17,591

Two storey extension - £88,137

Build a timber frame extension - £26,091

Build a swimming pool - £81,091

Single storey extension - £56,824

Side return extension - £42,526

Install an RSJ - £2,291

Outbuilding - £10,091

Build a Mansard loft conversion - £52,091

Loft conversion - £34,605

Build a kitchen extension - £42,091

Hip to gable loft conversion - £42,091

Granny annexe - £87,091

Garden office - £10,091

Convert a Garage - £16,091

Garage - £18,591

Build a flat roof extension - £22,091

Build a dormer loft conversion - £42,091

Concrete foundations - £6,341

Convert a bungalow loft - £29,091

Convert a basement - £38,526