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Need to find an Extension Builder near you for all your extension buildering work?
S.L.P Property Maintenance provides a local, trusted ext...
Need to find an Extension Builder near you for all your extension buildering work?
Derek J Platt & Co provides a local, trusted extension b...
Robuild - Waterwise is an established extension buildering business in L20. We come highly recommended and provide competitive quotes for your work...
Peter Gallagher
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in L20. No obligation free quotes...
J.M.C Building Services is a trusted extension builder serving customers in L20 and the surrounding area. Contact us to today to get a competitive ...
Relax... you have found a reliable extension builder in L20. KM Building Services is a friendly and reliable company based in L20 who consider no j...
Need an Extension Builder in L20? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
BTC Bernstef Ltd is an established extension buildering business in L20. We come highly recommended and provide competitive quotes for your work.
Thomas Healey
Need an Extension Builder in L20? T&T Building Contractors has been helping local clients (20 mile radius) with their extension buildering jobs for...
CJ Construction are here to help customers who need an Extension Builder in L20. We offer a competitive rate to complete all your extension builder...

The cost of installing a swimming pool in L20 ranges from £80,576 (BTC Bernstef Ltd based in L23) to £80,936 (P & P Building Services based in L11), but the best way to get an idea of how much you'll spend is to get actual quotes.
Post your job on HaMuch now and we'll put you in touch with extension builders in L20.
"Swimming pool" - LIVERPOOL, job posted 19/07/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Swimming Pool near Bootle | £33 | £228 |
| Build A Swimming Pool near Crosby | £35 | £234 |
| Build A Swimming Pool near Liverpool | £31 | £222 |
| Build A Swimming Pool near Wallasey | £32 | £224 |
| Build A Swimming Pool near Sefton | £35 | £234 |
| Build A Swimming Pool near Birkenhead | £31 | £219 |
| Build A Swimming Pool near Kirkby | £31 | £224 |
| Build A Swimming Pool near Maghull | £34 | £231 |
| Build A Swimming Pool near Wirral | £31 | £219 |
| Build A Swimming Pool near Knowsley | £31 | £222 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,284

Two storey extension - £87,676

Build a timber frame extension - £25,784

Build a swimming pool - £80,784

Single storey extension - £50,680

Side return extension - £39,070

Install an RSJ - £1,984

Outbuilding - £9,784

Build a Mansard loft conversion - £51,784

Loft conversion - £31,725

Build a kitchen extension - £41,784

Hip to gable loft conversion - £41,784

Granny annexe - £86,784

Garden office - £9,784

Convert a Garage - £15,784

Garage - £18,284

Build a flat roof extension - £21,784

Build a dormer loft conversion - £41,784

Concrete foundations - £6,034

Convert a bungalow loft - £28,784

Convert a basement - £35,070