Extend your NE21 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 NE21? To see prices and availability for your job click green button.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

Post your job for free

We send your job to ALL NE21 extension builders

Compare quotes

Compare quotes

Available extension builders in NE21 reply

Save Money

Save Money

Select your affordable NE21 extension builder

Post your job

From £21,808

Last active Oct 26
Get quotes

ANDREW HUNTER BUILDING SERVICES

ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in NE21. Please contact us for a free, no obligation quot...

From £21,984

Last active Oct 26
Get quotes

L T Builders

L T Builders is a trusted extension builder serving customers in NE21 and the surrounding area. Contact us to today to get a competitive quote for ...

From £21,848

Last active Oct 26
Get quotes

X7 Roofing Maintenance

Trusted and professional extension builder in NE21. Experienced in all extension buildering work and keeping within budget and on quote. X7 Roofing...

From £21,992

Last active Sep 26
Get quotes

L & H Cleaning Ltd

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

From £22,096

Last active Sep 26
Get quotes

D TAIT BUILDING & PROP REPAIRS

Need an Extension Builder in NE21? D TAIT BUILDING & PROP REPAIRS has been helping local clients (20 mile radius) with their extension buildering j...

From £21,936

Last active Sep 26
Get quotes

D H P Builders

D H P Builders is an established extension buildering business in NE21. We come highly recommended and provide competitive quotes for your work.

From £21,848

Last active Aug 26
Get quotes

JT Roofing

JT Roofing is an established and experienced local extension builder in NE21. Please contact us for a free, no obligation quote and competitive rat...

From £22,168

Get quotes

B & R Building Services

Trusted and professional extension builder in NE21. Experienced in all extension buildering work and keeping within budget and on quote. B & R Buil...

Flat roof extension cost in NE21

Estimates for build a flat roof extension near NE21

A flat roof extension ranges from the cheapest of £21,808 (ANDREW HUNTER BUILDING SERVICES based in NE15) to the dearest of £22,168 (B & R Building Services based in NE5), 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 NE21 by posting a job with HaMuch. We'll send it to extension builders in NE21.


Estimates for common extension builder jobs in NE21;

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...