Extend your PO19 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 PO19? To see prices and availability for your job click green button.

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From £21,776

Last active Oct 26
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G P H BUILDERS LTD

Gareth Higgins

Been in the building trade for over 30years .have in that time worked all over the country on many different projects. 

Have city &...

From £22,008

Last active Oct 26
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Whites Carpentry & Building

Whites Carpentry & Building prides in delivering an excellent extension buildering service and value for money in PO19 and the surrounding areas. ...

From £21,824

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Oak Constructions

Oak Constructions is a trusted extension builder serving customers in PO19 and the surrounding area. Contact us to today to get a competitive quote...

From £21,824

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Hardbase Construction Ltd

Hardbase Construction offer a complete or part package for any of your building, refurbishments or alteration requirements. Keeping an eye on times...

From £22,056

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77 Build Ltd

Experienced extension builder ready to quote for your work. 77 Build Ltd is the best extension builder in PO19. No obligation free quotes and many ...

From £21,792

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Bespoke Living Construction Ltd

Need an Extension Builder in PO19? Bespoke Living Construction Ltd has been helping local clients (20 mile radius) with their extension buildering ...

From £21,696

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King and Drury

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

King and Drury provides a local, trusted extension build...

From £22,320

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James Building Services

James Capstick

Work in the Bosham,Emsworth,Chichester area,build large or small extensions,allworkmen are top tradesmen,very reliable,leave job area clean on comp...

From £22,008

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Ministry of the Interior

I'm Sarah Reed, Director at Ministry of the Interior. We are a unique company that provides full project management and interior design services ba...

From £21,952

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Imperial Construction Chichester

Imperial Construction Chichester is an established and experienced local extension builder in PO19. Please contact us for a free, no obligation quo...

Flat roof extension cost in PO19

Estimates for build a flat roof extension near PO19

A flat roof extension ranges from the cheapest of £21,696 (King and Drury based in PO19) to the dearest of £22,320 (James Building Services based in PO18), 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 PO19 by posting a job with HaMuch. We'll send it to extension builders in PO19.


Estimates for common extension builder jobs in PO19;

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.

More extensions & conversions cost guides...