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

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From £21,040

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OCC Construction

Oscar Carballo

Member since July 2020

I have over 40 years experience in the field of construction. Thank you and I hope I will be of service to you.

From £22,008

Last active Oct 26
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TK Builders

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

TK Builders provides a local, trusted extension builderi...

From £21,848

Last active Oct 26
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MM Building Services

MM Building Services is an established and experienced local extension builder in Castletown. Please contact us for a free, no obligation quote and...

From £21,936

Last active Sep 26
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Building Craft Ltd

Building Craft Ltd is an established extension buildering business in Castletown. We come highly recommended and provide competitive quotes for you...

From £21,984

Last active Sep 26
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COUSINS BUILDG & RFING SRV LTD

Ian

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £22,280

Last active Jul 26
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HST ENG LTD

HST ENG LTD is an established extension buildering business in Castletown. We come highly recommended and provide competitive quotes for your work....

From £21,784

Last active Jul 26
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ORILLA CONSTRUCTION SOLUTIONS

Relax... you have found a reliable extension builder in Castletown. ORILLA CONSTRUCTION SOLUTIONS is a friendly and reliable company based in Castl...

From £24,992

Last active Jul 26
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David Robertson builders

David Robertson

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

From £22,192

Last active Jul 26
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Dave Ogle

Dave Ogle is an established and experienced local extension builder in Castletown. Please contact us for a free, no obligation quote and competitiv...

From £21,848

Last active May 26
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Skyline Loft Conversions (NE) Ltd

Phil

Skyline Loft Conversions (NE) Ltd is an established and experienced local extension builder in Castletown. Please contact us for a free, no obligat...

Flat roof extension cost in Castletown

Estimates for build a flat roof extension near Castletown

A flat roof extension ranges from the cheapest of £21,040 (OCC Construction based in NE10) to the dearest of £24,992 (David Robertson builders based in Sr4), 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 Castletown by posting a job with HaMuch. We'll send it to extension builders in Castletown.


Estimates for common extension builder jobs in Castletown;

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...