Range from the cheapest £15 per hour and £140 per day (David gough based in GL7) to the dearest £30 per hour and £225 per day (Austen Dawson (UK) Ltd based in SN6).
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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yesterday
3x3m external size single story rear extension
18/09/2024
Extension to the side of the house. One room 4m x 4m, with one window and one doorway entrance from main building. The 2nd room to be an extension of the room, will need steel to support wall. Extension at 5m x 2.5m. The later will have a slanted wall. The roof to be pitched with one Velux window. There are solar panels on the roof, which will remain, but the battery and cabling will need to...
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See table for all Extension Builder rates in West Swindon
Job details | Estimate |
Underpinning a house | £1516 |
Build a two storey extension | £5052 |
Build a timber frame extension | £5052 |
Install a swimming pool | £3031 |
Cost to build a single storey extension | £40420 |
Cost to build a side return extension | £46483 |
Install an RSJ | £884 |
Build an outbuilding | £2021 |
Build a mansard loft conversion | £10105 |
Cost of a loft conversion | £28294 |
Build a kitchen extension | £10105 |
Build a hip to gable loft conversion | £7579 |
Build a granny annexe | £5052 |
Build a garden office | £2021 |
Convert a garage | £1010 |
Build a new garage | £2021 |
Build a flat roof extension | £1718 |
Build a dormer loft conversion | £2021 |
Lay a concrete foundation | £2021 |
Convert a bungalow loft | £3031 |
Basement conversion cost | £28294 |