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N W Doyle & Son is a trusted extension builder serving customers in Castlewellan and the surrounding area. Contact us to today to get a competitive...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in Castlewellan by posting your job to extension builders in Castlewellan.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Ballynahinch | £19 | £189 |
| Loft Conversion near Banbridge | £29 | £205 |
| Loft Conversion near Saintfield | £23 | £162 |
| Loft Conversion near Hillsborough and Culcavy | £25 | £170 |
| Loft Conversion near Kilkeel | £28 | £182 |
| Loft Conversion near Lisburn | £24 | £164 |
| Loft Conversion near Waringstown | £23 | £167 |
| Loft Conversion near Maghaberry | £31 | £205 |
| Loft Conversion near Carryduff | £23 | £158 |
| Loft Conversion near Portaferry | £22 | £164 |
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 - £17,012

Two storey extension - £87,268

Build a timber frame extension - £25,512

Build a swimming pool - £80,512

Single storey extension - £45,240

Side return extension - £36,010

Install an RSJ - £1,712

Outbuilding - £9,512

Build a Mansard loft conversion - £51,512

Loft conversion - £29,175

Build a kitchen extension - £41,512

Hip to gable loft conversion - £41,512

Granny annexe - £86,512

Garden office - £9,512

Convert a Garage - £15,512

Garage - £18,012

Build a flat roof extension - £21,512

Build a dormer loft conversion - £41,512

Concrete foundations - £5,762

Convert a bungalow loft - £28,512

Convert a basement - £32,010