Need an Extension Builder in PR1? John Towers Builders has been helping local clients (20 mile radius) with their extension buildering jobs for man...
Need to find an Extension Builder near you for all your extension buildering work?
J.L Noblet provides a local, trusted extension builderin...
Comprehensive Property Services is an established and experienced local extension builder in PR1. Please contact us for a free, no obligation quote...
Need an Extension Builder in PR1? Evershield has been helping local clients (20 mile radius) with their extension buildering jobs for many years. G...
Phil Marlow Builders is a trusted extension builder serving customers in PR1 and the surrounding area. Contact us to today to get a competitive quo...
Need to find an Extension Builder near you for all your extension buildering work?
Bond Joinery & Building provides a local, trusted extens...
Need to find an Extension Builder near you for all your extension buildering work?
T S Building Services Ltd provides a local, trusted exte...
JS Brickwork are here to help customers who need an Extension Builder in PR1. We offer a competitive rate to complete all your extension buildering...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Our building services company NPD Builders have thirty years’ experience and have been helping customers in Preston and the surrounding area by p...

A flat roof extension ranges from the cheapest of £21,552 (Comprehensive Property Services based in PR1) to the dearest of £22,520 (T S Building Services Ltd based in PR25), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in PR1 by posting a job with HaMuch. We'll send it to extension builders in PR1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Preston | £30 | £218 |
| Build A Flat Roof Extension near Penwortham | £30 | £218 |
| Build A Flat Roof Extension near Fulwood | £31 | £217 |
| Build A Flat Roof Extension near Bamber Bridge | £30 | £216 |
| Build A Flat Roof Extension near Leyland | £30 | £223 |
| Build A Flat Roof Extension near Chorley | £30 | £221 |
| Build A Flat Roof Extension near Blackburn | £33 | £247 |
| Build A Flat Roof Extension near Darwen | £34 | £255 |
| Build A Flat Roof Extension near Lytham St Annes | £28 | £206 |
| Build A Flat Roof Extension near Horwich | £30 | £219 |
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 - £17,318

Two storey extension - £87,728

Build a timber frame extension - £25,818

Build a swimming pool - £80,818

Single storey extension - £51,368

Side return extension - £39,457

Install an RSJ - £2,018

Outbuilding - £9,818

Build a Mansard loft conversion - £51,818

Loft conversion - £32,048

Build a kitchen extension - £41,818

Hip to gable loft conversion - £41,818

Granny annexe - £86,818

Garden office - £9,818

Convert a Garage - £15,818

Garage - £18,318

Build a flat roof extension - £21,818

Build a dormer loft conversion - £41,818

Concrete foundations - £6,068

Convert a bungalow loft - £28,818

Convert a basement - £35,457