From £21,808
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in G46 and the surrounding area. Contact us to today to get a compe...
From £22,184
Our building services company JB All Trades Ltd has thirty-three years experience and we have been helping customers in Glasgow and the surrounding...
From £21,784
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £22,296
Trusted and professional extension builder in G46. Experienced in all extension buildering work and keeping within budget and on quote. Design & Bu...
From £21,664
Need an Extension Builder in G46? J & S Autos (Glasgow) Ltd has been helping local clients (20 mile radius) with their extension buildering jobs fo...
From £21,952
Relax... you have found a reliable extension builder in G46. Green Olive Projects LTD is a friendly and reliable company based in G46 who consider ...
From £22,256
We are a full design & build consultancy offering project management services targeting small to medium residential projects such as kitchen & bath...
From £22,264
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £22,280
Relax... you have found a reliable extension builder in G46. Arkiton is a friendly and reliable company based in G46 who consider no job as too big...

A flat roof extension ranges from the cheapest of £21,664 (J & S Autos (Glasgow) Ltd based in G51) 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 G46 by posting a job with HaMuch. We'll send it to extension builders in G46.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Giffnock | £30 | £223 |
| Build A Flat Roof Extension near Newton Mearns | £30 | £224 |
| Build A Flat Roof Extension near Rutherglen | £29 | £218 |
| Build A Flat Roof Extension near Barrhead | £31 | £223 |
| Build A Flat Roof Extension near Glasgow | £29 | £221 |
| Build A Flat Roof Extension near Paisley | £30 | £223 |
| Build A Flat Roof Extension near Cambuslang | £29 | £213 |
| Build A Flat Roof Extension near East Kilbride | £29 | £207 |
| Build A Flat Roof Extension near Renfrew | £29 | £224 |
| Build A Flat Roof Extension near Blantyre | £28 | £207 |
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 - £17,580

Two storey extension - £88,120

Build a timber frame extension - £26,080

Build a swimming pool - £81,080

Single storey extension - £56,600

Side return extension - £42,400

Install an RSJ - £2,280

Outbuilding - £10,080

Build a Mansard loft conversion - £52,080

Loft conversion - £34,500

Build a kitchen extension - £42,080

Hip to gable loft conversion - £42,080

Granny annexe - £87,080

Garden office - £10,080

Convert a Garage - £16,080

Garage - £18,580

Build a flat roof extension - £22,080

Build a dormer loft conversion - £42,080

Concrete foundations - £6,330

Convert a bungalow loft - £29,080

Convert a basement - £38,400