Extension Builder's rates near CM15
Range from the cheapest £25 per hour and £200 per day (Rimantas based in CM12) to the dearest £40 per hour and £400 per day (Gemini Properties T/A Simon Donovan based in CM5).
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.
What to do - Click 'Get quotes' and describe your job and we will send it to your local extension builders for FREE.
Extension Builder's near CM15
See table for all Extension Builder rates in CM15
We offer good standard and professional services, with competitive prices and long warrantees
Our building services company Harris Murray Carpentry & Building Ltd has been helping customers in Brentwood, Billericay, and Essex by provi...
Estimated cost of work in CM15
| Job details | Estimate |
| Underpinning a house | £1714 |
| Build a two storey extension | £5712 |
| Build a timber frame extension | £5712 |
| Install a swimming pool | £3427 |
| Cost to build a single storey extension | £45694 |
| Cost to build a side return extension | £52548 |
| Install an RSJ | £1000 |
| Build an outbuilding | £2285 |
| Build a mansard loft conversion | £11424 |
| Cost of a loft conversion | £31986 |
| Build a kitchen extension | £11424 |
| Build a hip to gable loft conversion | £8568 |
| Build a granny annexe | £5712 |
| Build a garden office | £2285 |
| Convert a garage | £1142 |
| Build a flat roof extension | £1942 |
| Build a dormer loft conversion | £2285 |
| Lay a concrete foundation | £2285 |
| Convert a bungalow loft | £3427 |
| Basement conversion cost | £31986 |