Range from the cheapest £2 per hour and £2 per day (J M Building & Roofing based in S70) to the dearest £30 per hour and £229 per day (3D Construction based in S36).
Comparing hourly and daily rates of Extension Builder's 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 - Click 'Get quotes' and describe your job and we will send it to your local extension builders for FREE.
yesterday
1 meter extrusion to out and two meters wide
18/09/2024
Rebuild attached outhouse - dimensions are 3.81m x 3.47
18/09/2024
Looking for a rough indication of cost for a loft conversion including dormer window and stair case in leeds. Floor area of loft is c 42 sq m. Floorplan of identical property which recently had this done is attached.
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See table for all Extension Builder rates in Mapplewell
| Job details | Estimate |
| Underpinning a house | £1446 |
| Build a two storey extension | £4819 |
| Build a timber frame extension | £4819 |
| Install a swimming pool | £2892 |
| Cost to build a single storey extension | £38554 |
| Cost to build a side return extension | £44337 |
| Install an RSJ | £843 |
| Build an outbuilding | £1928 |
| Build a mansard loft conversion | £9638 |
| Cost of a loft conversion | £26988 |
| Build a kitchen extension | £9638 |
| Build a hip to gable loft conversion | £7229 |
| Build a granny annexe | £4819 |
| Build a garden office | £1928 |
| Convert a garage | £964 |
| Build a new garage | £1928 |
| Build a flat roof extension | £1639 |
| Build a dormer loft conversion | £1928 |
| Lay a concrete foundation | £1928 |
| Convert a bungalow loft | £2892 |
| Basement conversion cost | £26988 |