From £87,244
Trusted and professional extension builder in Portglenone. Experienced in all work and keeping within budget and on quote. purdy build have many h...
From £87,148
We have over 25 years experience in all building work and renowned for good workmanship All jobs small and large taken on
From £87,412
Need an Extension Builder in Portglenone? SF Carpentry has been helping local clients (20 mile radius) with their jobs for many years. Get a quote...
From £86,464
Have worked in building industry for over 30 years contracts from government to private sector.

Costs range from £86,464 (Anak based in BT40) to £87,412 (SF Carpentry based in BT51), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Ballymoney | £18 | £163 |
| Two Storey Extension near Coleraine | £21 | £181 |
| Two Storey Extension near Ballyclare | £17 | £110 |
| Two Storey Extension near Larne | £15 | £120 |
| Two Storey Extension near Magherafelt | £25 | £200 |
| Two Storey Extension near Crumlin | £22 | £168 |
| Two Storey Extension near Dungiven | £21 | £179 |
| Two Storey Extension near Carrickfergus | £21 | £145 |
| Two Storey Extension near Greenisland | £20 | £134 |
| Two Storey Extension near Holywood | £20 | £138 |
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 - £16,878

Two storey extension - £87,067

Build a timber frame extension - £25,378

Build a swimming pool - £80,378

Single storey extension - £42,560

Side return extension - £34,503

Install an RSJ - £1,578

Outbuilding - £9,378

Build a Mansard loft conversion - £51,378

Loft conversion - £27,919

Build a kitchen extension - £41,378

Hip to gable loft conversion - £41,378

Granny annexe - £86,378

Garden office - £9,378

Convert a Garage - £15,378

Garage - £17,878

Build a flat roof extension - £21,378

Build a dormer loft conversion - £41,378

Concrete foundations - £5,628

Convert a bungalow loft - £28,378

Convert a basement - £30,503