Range from the cheapest £17 per hour and £135 per day (Building & Flat Roofing Contractors based in LL54) to the dearest £23.5 per hour and £188 per day (Bryn Pritchard Ltd - Building Contractors based in LL51).
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 LL48
I am a sole trader time served in joinery and plastering. I have worked on the majority of extensions and new builds to general rep...
| Job details | Estimate |
| Underpinning a house | £1105 |
| Build a two storey extension | £3682 |
| Build a timber frame extension | £3682 |
| Install a swimming pool | £2209 |
| Cost to build a single storey extension | £29457 |
| Cost to build a side return extension | £33875 |
| Install an RSJ | £644 |
| Build an outbuilding | £1473 |
| Build a mansard loft conversion | £7364 |
| Cost of a loft conversion | £20620 |
| Build a kitchen extension | £7364 |
| Build a hip to gable loft conversion | £5523 |
| Build a granny annexe | £3682 |
| Build a garden office | £1473 |
| Convert a garage | £736 |
| Build a flat roof extension | £1252 |
| Build a dormer loft conversion | £1473 |
| Lay a concrete foundation | £1473 |
| Convert a bungalow loft | £2209 |
| Basement conversion cost | £20620 |
| Business name | Hourly Rate | Daily Rate |
|---|---|---|
| Bryn Pritchard Ltd - Building Contractors, Garndolbenmaen, LL51 | £23.5 | £188 |
| Building & Flat Roofing Contractors, Caernarfon, LL54 | £17 | £135 |
| W A Mitchell, Caernarfon, LL54 | £18 | £150 |
| WJ Builders, Pwllheli, LL53 | £18 | £140 |