Extend your Frizinghall with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Frizinghall?

Build a flat roof extension cost in Frizinghall - Sort by rates or availability

NE BUILDING SERVICES

From £21,808

(last active 02/10/26)

Location

Austhorpe, LS15

Trusted and professional extension builder in Frizinghall. Experienced in all extension buildering work and keeping within budget and on quote. NE ...

Fearnville Driveways

From £21,632

(last active 02/10/26)

Location

Fearnville, LS8

Trusted and professional extension builder in Frizinghall. Experienced in all extension buildering work and keeping within budget and on quote. Fea...

Foundation Building Services

From £21,824

(last active 02/10/26)

Location

Lofthouse, WF3

Relax... you have found a reliable extension builder in Frizinghall. Foundation Building Services is a friendly and reliable company based in Frizi...

D & D Builders

From £21,944

(last active 02/10/26)

Location

Leeds, LS7

Need an Extension Builder in Frizinghall? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for m...

AAA BUILDERS

From £21,632

(last active 28/09/26)

Location

Bankfoot, BD5

AAA BUILDERS are here to help customers who need an Extension Builder in Frizinghall. We offer a competitive rate to complete all your extension bu...

RB Building Services

From £22,040

(last active 25/09/26)

Location

Bingley, BD16

Need to find an Extension Builder near you for all your extension buildering work?

RB Building Services provides a local, trusted extension...

Renovasion badrom

From £21,656

(last active 23/09/26)

Location

Barliy, BB10

Hello So we do not work and almost any work and it works very well and qualitatively If you are interested we can work in the future

J W Building Services

From £21,920

(last active 20/09/26)

Location

Leeds, LS8

Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in Frizinghall. No obligation free ...

Watertight Roofing Leeds

From £21,832

(last active 20/09/26)

Location

Leeds, LS12

Need an Extension Builder in Frizinghall? Watertight Roofing Leeds has been helping local clients (20 mile radius) with their extension buildering ...

full circle garden and design

From £21,840

(last active 18/09/26)

Location

Adel, LS16

Need to find an Extension Builder near you for all your extension buildering work?

full circle garden and design provides a local, trusted ...

Flat roof extension cost in Frizinghall

Estimates for build a flat roof extension near Frizinghall

A flat roof extension ranges from the cheapest of £21,632 (Fearnville Driveways based in LS8) to the dearest of £22,040 (RB Building Services based in BD16), 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 Frizinghall by posting a job with HaMuch. We'll send it to extension builders in Frizinghall.


Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Build A Flat Roof Extension near Bradford£29£224
Build A Flat Roof Extension near Shipley£29£226
Build A Flat Roof Extension near Bingley£30£228
Build A Flat Roof Extension near Pudsey£30£226
Build A Flat Roof Extension near Keighley£30£226
Build A Flat Roof Extension near Halifax£32£243
Build A Flat Roof Extension near Brighouse£30£230
Build A Flat Roof Extension near Batley£32£239
Build A Flat Roof Extension near Morley£31£239
Build A Flat Roof Extension near Calderdale£33£253

Estimates for common extension builder jobs in Frizinghall;

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

Underpin a building - £17,313

Two storey extension

Two storey extension - £87,719

Build a timber frame extension

Build a timber frame extension - £25,813

Build a swimming pool

Build a swimming pool - £80,813

Single storey extension

Single storey extension - £51,256

Side return extension

Side return extension - £39,394

Install an RSJ

Install an RSJ - £2,013

Outbuilding

Outbuilding - £9,813

Build a Mansard loft conversion

Build a Mansard loft conversion - £51,813

Loft conversion

Loft conversion - £31,995

Build a kitchen extension

Build a kitchen extension - £41,813

Hip to gable loft conversion

Hip to gable loft conversion - £41,813

Granny annexe

Granny annexe - £86,813

Garden office

Garden office - £9,813

Convert a Garage

Convert a Garage - £15,813

Garage

Garage - £18,313

Build a flat roof extension

Build a flat roof extension - £21,813

Build a dormer loft conversion

Build a dormer loft conversion - £41,813

Concrete foundations

Concrete foundations - £6,063

Convert a bungalow loft

Convert a bungalow loft - £28,813

Convert a basement

Convert a basement - £35,394

More extensions & conversions cost guides...