Range from the cheapest single storey extension £24400 (Garden landscapes landscape based in CF35) to the dearest single storey extension £41520 (Dream Homes based in CF15).
Comparing extension builders estimates for fitting a downstairs toilet 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 - Get rates and quotes to build a single storey extension in Cymmer by posting a job with HaMuch and we will send it to extension builders in Cymmer.
Job | Estimate |
Underpinning a house | £16937 |
Build a two storey extension | £87156 |
Build a timber frame extension | £25437 |
Install a swimming pool | £80437 |
Cost to build a single storey extension | £38742 |
Cost to build a side return extension | £31168 |
Install an RSJ | £1637 |
Build an outbuilding | £9437 |
Build a mansard loft conversion | £51437 |
Cost of a loft conversion | £28473 |
Build a kitchen extension | £41437 |
Build a hip to gable loft conversion | £41437 |
Build a granny annexe | £86437 |
Build a garden office | £9437 |
Convert a garage | £15437 |
Build a new garage | £17937 |
Build a flat roof extension | £21437 |
Build a dormer loft conversion | £41437 |
Lay a concrete foundation | £5687 |
Convert a bungalow loft | £28437 |
Basement conversion cost | £31168 |