Build a mansard loft conversion in Maghaberry from £51,336

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home. To see prices and availability for your job click green button.

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From £51,400

Last active Oct 26
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T.I Building

T.I Building is a trusted extension builder serving customers in Maghaberry and the surrounding area. Contact us to today to get a competitive quot...

From £52,560

Last active Oct 26
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Build a Boiler

Niall Rogers

Gas heating Oil heating Bathrooms

From £51,336

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Belfast Loft Company

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

From £51,384

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Finch Construction NI

Relax... you have found a reliable extension builder in Maghaberry. Finch Construction NI is a friendly and reliable company based in Maghaberry wh...

From £51,448

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The Method Group

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

Mansard loft conversion cost in Maghaberry

Estimates for build a mansard loft conversion near Maghaberry

Mansard loft conversions range from the cheapest installation of £51,336 (Belfast Loft Company based in BT17) to the dearest of around £52,560 (Build a Boiler based in BT67).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in Maghaberry by posting a job with HaMuch and we'll send it to extension builders in Maghaberry. 


Estimates for common extension builder jobs in Maghaberry;

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...