From £21,896
Relax... you have found a reliable extension builder in Bala. L & J BUILDERS is a friendly and reliable company based in Bala who consider no job a...
From £21,720
In the trade since left school(1990),accommodating and reliable,

A flat roof extension ranges from the cheapest of £21,720 (Kevin Davies Building Contractors based in SY10) to the dearest of £21,896 (L & J BUILDERS based in LL15), 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 Bala by posting a job with HaMuch. We'll send it to extension builders in Bala.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Wrexham | £34 | £263 |
| Build A Flat Roof Extension near Flintshire | £33 | £224 |
| Build A Flat Roof Extension near Conwy | £28 | £211 |
| Build A Flat Roof Extension near Colwyn Bay | £28 | £211 |
| Build A Flat Roof Extension near Wrexham Maelor | £34 | £261 |
| Build A Flat Roof Extension near Conway | £28 | £211 |
| Build A Flat Roof Extension near Rhyl | £28 | £209 |
| Build A Flat Roof Extension near Llandudno | £28 | £211 |
| Build A Flat Roof Extension near Vale Royal | £35 | £251 |
| Build A Flat Roof Extension near Prestatyn | £29 | £213 |
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 - £17,308

Two storey extension - £87,712

Build a timber frame extension - £25,808

Build a swimming pool - £80,808

Single storey extension - £51,160

Side return extension - £39,340

Install an RSJ - £2,008

Outbuilding - £9,808

Build a Mansard loft conversion - £51,808

Loft conversion - £31,950

Build a kitchen extension - £41,808

Hip to gable loft conversion - £41,808

Granny annexe - £86,808

Garden office - £9,808

Convert a Garage - £15,808

Garage - £18,308

Build a flat roof extension - £21,808

Build a dormer loft conversion - £41,808

Concrete foundations - £6,058

Convert a bungalow loft - £28,808

Convert a basement - £35,340