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Relax... you have found a reliable extension builder in Denbighshire. L & J BUILDERS is a friendly and reliable company based in Denbighshire who c...

A flat roof extension ranges from the cheapest of £21,896 (L & J BUILDERS based in LL15) 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 Denbighshire by posting a job with HaMuch. We'll send it to extension builders in Denbighshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Flintshire | £33 | £224 |
| Build A Flat Roof Extension near Wrexham | £34 | £263 |
| Build A Flat Roof Extension near Hawarden | £33 | £228 |
| Build A Flat Roof Extension near Connah's Quay | £33 | £229 |
| Build A Flat Roof Extension near Vale Royal | £35 | £251 |
| Build A Flat Roof Extension near Wrexham Maelor | £34 | £261 |
| Build A Flat Roof Extension near Rhyl | £28 | £209 |
| Build A Flat Roof Extension near Prestatyn | £29 | £213 |
| Build A Flat Roof Extension near Heswall | £30 | £213 |
| Build A Flat Roof Extension near Chester | £32 | £220 |
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 - £17,396

Two storey extension - £87,844

Build a timber frame extension - £25,896

Build a swimming pool - £80,896

Single storey extension - £52,920

Side return extension - £40,330

Install an RSJ - £2,096

Outbuilding - £9,896

Build a Mansard loft conversion - £51,896

Loft conversion - £32,775

Build a kitchen extension - £41,896

Hip to gable loft conversion - £41,896

Granny annexe - £86,896

Garden office - £9,896

Convert a Garage - £15,896

Garage - £18,396

Build a flat roof extension - £21,896

Build a dormer loft conversion - £41,896

Concrete foundations - £6,146

Convert a bungalow loft - £28,896

Convert a basement - £36,330