Extension Builder's rates near NN1
Range from the cheapest £20 per hour and £160 per day (GW BUILDERS based in NN2) to the dearest £35 per hour and £220 per day (The Builders - Northampton Limited based in NN4).
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 NN1
See table for all Extension Builder rates in NN1
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Estimated cost of work in NN1
| Job details | Estimate |
| Underpinning a house | £1445 |
| Build a two storey extension | £4816 |
| Build a timber frame extension | £4816 |
| Install a swimming pool | £2890 |
| Cost to build a single storey extension | £38528 |
| Cost to build a side return extension | £44308 |
| Install an RSJ | £843 |
| Build an outbuilding | £1926 |
| Build a mansard loft conversion | £9632 |
| Cost of a loft conversion | £26970 |
| Build a kitchen extension | £9632 |
| Build a hip to gable loft conversion | £7224 |
| Build a granny annexe | £4816 |
| Build a garden office | £1926 |
| Convert a garage | £963 |
| Build a flat roof extension | £1637 |
| Build a dormer loft conversion | £1926 |
| Lay a concrete foundation | £1926 |
| Convert a bungalow loft | £2890 |
| Basement conversion cost | £26970 |