Range from the cheapest £20 per hour and £100 per day (Weathersealed UK based in DL1) to the dearest £100 per hour and £217 per day (Matt Grange Gas & Oil Heating Services based in TS18).
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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See table for all Extension Builder rates in DL7
Hi I'm darren
I'm a fully qualified time served joiner I have been doing it for 30 years and have been self employed for 12...
34years in the building trade small works to extensions vast experience of older buildings including listed properties
Job details | Estimate |
Underpinning a house | £1380 |
Build a two storey extension | £4599 |
Build a timber frame extension | £4599 |
Install a swimming pool | £2759 |
Cost to build a single storey extension | £36790 |
Cost to build a side return extension | £42308 |
Install an RSJ | £805 |
Build an outbuilding | £1839 |
Build a mansard loft conversion | £9197 |
Cost of a loft conversion | £25753 |
Build a kitchen extension | £9197 |
Build a hip to gable loft conversion | £6898 |
Build a granny annexe | £4599 |
Build a garden office | £1839 |
Convert a garage | £920 |
Build a flat roof extension | £1564 |
Build a dormer loft conversion | £1839 |
Lay a concrete foundation | £1839 |
Convert a bungalow loft | £2759 |
Basement conversion cost | £25753 |