Use our depth of knowledge in design, build, renovation and property development to realise your true one-off home.Our track record in residential development and renovation has led us to offer renovators and self builders an opportunity to boldly recreate their space and place. Co-creating the best in home makeover projects. Big and small, but always tasty. From a firm footing, calling the right decisions at the right times and planning well ahead. We can be there with a good eye and committed ...
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| Low | Average | High |
|---|---|---|
| £18 | £22 | £25 |
| Average hourly rate from 7 extension builders in CA10 ex VAT or callout | ||
Extension Builder job costs in CA10
| Job details | Estimate |
| Cost of a loft conversion | £28586.00 |
| Cost to build a side return extension | £31303.00 |
| Basement conversion cost | £31303.00 |
| Cost to build a single storey extension | £38983.00 |
| Build a two storey extension | £87174.00 |
| Underpinning a house | £16949.00 |
| Lay a concrete foundation | £5699.00 |
| Build a mansard loft conversion | £51449.00 |
| Install a swimming pool | £80449.00 |
| Build a dormer loft conversion | £41449.00 |
| Convert a bungalow loft | £28449.00 |
| Build a hip to gable loft conversion | £41449.00 |
| Convert a garage | £15449.00 |
| Build a flat roof extension | £21449.00 |
| Build a granny annexe | £86449.00 |
| Build a garden office | £9449.00 |
| Build a timber frame extension | £25449.00 |
| Build a kitchen extension | £41449.00 |
| Install an RSJ | £1649.00 |
| Build an outbuilding | £9449.00 |
Find hourly & daily prices for Extension Builders in the UK
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