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

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From £22,400

Rates verified Oct 26
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SC General Builders Ltd

SC General Builders Ltd are here to help customers who need an Extension Builder in Waltham Cross. We offer a competitive rate to complete all your...

From £22,080

Last active Nov 26
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ANGLE BUILDERS

ANGLE BUILDERS is an established and experienced local extension builder in Waltham Cross. Please contact us for a free, no obligation quote and co...

From £23,584

Last active Nov 26
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Propello

Ali Alagoz

Propello is an established and experienced local extension builder in Waltham Cross. Please contact us for a free, no obligation quote and competi...

From £22,560

Last active Oct 26
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Rafix Building

Rafal Szczepanski

Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...

From £22,424

Last active Oct 26
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Nouvell Decor

Mark Garnett

Nouvell Decor is a trusted extension builder serving customers in Waltham Cross and the surrounding area. Contact us to today to get a competitive ...

From £22,408

Last active Oct 26
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Jon Howard Construction Ltd

Jon Howard Construction Ltd is a trusted extension builder serving customers in Waltham Cross and the surrounding area. Contact us to today to get ...

From £25,152

Last active Oct 26
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Essex loft extensions Ltd

Colin

We are small building company working for the residential and domestic properties? We work on all types of buildings creating Loft conversion and H...

From £22,344

Last active Oct 26
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Roberts & Co

Roberts & Co is a family run business est.2009. We specialize in Kitchen extensions and Loft conversions, and cover Hertfordshire, Essex and Greate...

From £21,936

Last active Oct 26
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2nwest Builders and Decorators Ltd

Relax... you have found a reliable extension builder in Waltham Cross. 2nwest Builders and Decorators Ltd is a friendly and reliable company based ...

From £22,184

Last active Oct 26
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Dakus Construction Ltd

Dakus Construction Ltd are here to help customers who need an Extension Builder in Waltham Cross. We offer a competitive rate to complete all your ...

Flat roof extension cost in Waltham Cross

Estimates for build a flat roof extension near Waltham Cross

A flat roof extension ranges from the cheapest of £21,936 (2nwest Builders and Decorators Ltd based in E17) to the dearest of £25,152 (Essex loft extensions Ltd based in CM20), 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 Waltham Cross by posting a job with HaMuch. We'll send it to extension builders in Waltham Cross.


Estimates for common extension builder jobs in Waltham Cross;

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...