From £21,872
Need to find an Extension Builder near you for all your extension buildering work?
A M F BUILDING SERVICES provides a local, trusted extens...
From £21,648
Need an Extension Builder in CH7? P WALKER JOINERY & BUILDING has been helping local clients (20 mile radius) with their extension buildering jobs ...
From £21,928
Trusted and professional extension builder in CH7. Experienced in all extension buildering work and keeping within budget and on quote. K C MASSEY ...
From £21,664
Relax... you have found a reliable extension builder in CH7. K Phillips Building & Maintenance is a friendly and reliable company based in CH7 who ...
From £22,016
Experienced extension builder ready to quote for your work. READ CONSTRUCTION HOLDINGS LTD is the best extension builder in CH7. No obligation free...
From £21,824
P M Harris Roofing and Joinery Services is an established extension buildering business in CH7. We come highly recommended and provide competitive ...
From £22,048
Experienced extension builder ready to quote for your work. Guest & Roberts is the best extension builder in CH7. No obligation free quotes and man...
From £22,056
AJ Solutions is an established extension buildering business in CH7. We come highly recommended and provide competitive quotes for your work.
From £22,584
Relax... you have found a reliable extension builder in CH7. David Williams General Builder & Maintenance is a friendly and reliable company based ...
From £21,896
Relax... you have found a reliable extension builder in CH7. L & J BUILDERS is a friendly and reliable company based in CH7 who consider no job as ...

A flat roof extension ranges from the cheapest of £21,648 (P WALKER JOINERY & BUILDING based in CH5) to the dearest of £22,584 (David Williams General Builder & Maintenance based in LL11), 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 CH7 by posting a job with HaMuch. We'll send it to extension builders in CH7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Flintshire | £32 | £224 |
| Build A Flat Roof Extension near Hawarden | £33 | £228 |
| Build A Flat Roof Extension near Connah's Quay | £33 | £229 |
| Build A Flat Roof Extension near Vale Royal | £35 | £251 |
| Build A Flat Roof Extension near Wrexham | £34 | £263 |
| Build A Flat Roof Extension near Chester | £32 | £220 |
| Build A Flat Roof Extension near Wrexham Maelor | £34 | £261 |
| Build A Flat Roof Extension near Heswall | £30 | £213 |
| Build A Flat Roof Extension near Ellesmere Port | £31 | £214 |
| Build A Flat Roof Extension near Bebington | £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 - £17,454

Two storey extension - £87,930

Build a timber frame extension - £25,954

Build a swimming pool - £80,954

Single storey extension - £54,072

Side return extension - £40,978

Install an RSJ - £2,154

Outbuilding - £9,954

Build a Mansard loft conversion - £51,954

Loft conversion - £33,315

Build a kitchen extension - £41,954

Hip to gable loft conversion - £41,954

Granny annexe - £86,954

Garden office - £9,954

Convert a Garage - £15,954

Garage - £18,454

Build a flat roof extension - £21,954

Build a dormer loft conversion - £41,954

Concrete foundations - £6,204

Convert a bungalow loft - £28,954

Convert a basement - £36,978