Extension Builder's rates near SL3
Range from the cheapest £15 per hour and £150 per day (Jeet & jarmal based in SL1) to the dearest £39 per hour and £246 per day (GDC Design & Build based in TW19).
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.
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Extension Builder's near SL3
See table for all Extension Builder rates in SL3
Estimated cost of work in SL3
| Job details | Estimate |
| Underpinning a house | £1675 |
| Build a two storey extension | £5584 |
| Build a timber frame extension | £5584 |
| Install a swimming pool | £3350 |
| Cost to build a single storey extension | £44672 |
| Cost to build a side return extension | £51372 |
| Install an RSJ | £977 |
| Build an outbuilding | £2234 |
| Build a mansard loft conversion | £11168 |
| Cost of a loft conversion | £31270 |
| Build a kitchen extension | £11168 |
| Build a hip to gable loft conversion | £8376 |
| Build a granny annexe | £5584 |
| Build a garden office | £2234 |
| Convert a garage | £1117 |
| Build a flat roof extension | £1899 |
| Build a dormer loft conversion | £2234 |
| Lay a concrete foundation | £2234 |
| Convert a bungalow loft | £3350 |
| Basement conversion cost | £31270 |