Andrew Mortimer
Fiting of door internal/external All joinery work from new joists to fitting off skirting boards Kitchen fitting Staircase or replac...

Underpinning ranges from £17,244 (Balmoral joinery/construction based in LL60) to £17,244 (Balmoral joinery/construction based in LL60), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in LL60 by posting a job with HaMuch and we will send it to extension builders in LL60.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Conwy | £28 | £211 |
| Underpin A Building near Conway | £28 | £211 |
| Underpin A Building near Llandudno | £28 | £211 |
| Underpin A Building near Colwyn Bay | £28 | £211 |
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.

Underpin a building - £17,244

Two storey extension - £87,616

Build a timber frame extension - £25,744

Build a swimming pool - £80,744

Single storey extension - £49,880

Side return extension - £38,620

Install an RSJ - £1,944

Outbuilding - £9,744

Build a Mansard loft conversion - £51,744

Loft conversion - £31,350

Build a kitchen extension - £41,744

Hip to gable loft conversion - £41,744

Granny annexe - £86,744

Garden office - £9,744

Convert a Garage - £15,744

Garage - £18,244

Build a flat roof extension - £21,744

Build a dormer loft conversion - £41,744

Concrete foundations - £5,994

Convert a bungalow loft - £28,744

Convert a basement - £34,620