T.I Building is a trusted extension builder serving customers in BT28 and the surrounding area. Contact us to today to get a competitive quote for ...
From £41,336
Trusted and professional extension builder in BT28. Experienced in all extension buildering work and keeping within budget and on quote. Belfast Lo...
From £41,384
Relax... you have found a reliable extension builder in BT28. Finch Construction NI is a friendly and reliable company based in BT28 who consider n...

In BT28, prices for dormer loft conversions range from £41,336 (Belfast Loft Company based in BT17) to £41,400 (T.I Building based in BT28), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in BT28. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Lisburn | £24 | £164 |
| Build A Dormer Loft Conversion near Hillsborough and Culcavy | £25 | £170 |
| Build A Dormer Loft Conversion near Maghaberry | £31 | £205 |
| Build A Dormer Loft Conversion near Carryduff | £23 | £158 |
| Build A Dormer Loft Conversion near Crumlin | £26 | £194 |
| Build A Dormer Loft Conversion near Belfast | £23 | £161 |
| Build A Dormer Loft Conversion near Waringstown | £23 | £167 |
| Build A Dormer Loft Conversion near Saintfield | £23 | £162 |
| Build A Dormer Loft Conversion near Ballynahinch | £19 | £189 |
| Build A Dormer Loft Conversion near Holywood | £23 | £159 |
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 - £16,873

Two storey extension - £87,060

Build a timber frame extension - £25,373

Build a swimming pool - £80,373

Single storey extension - £42,467

Side return extension - £34,450

Install an RSJ - £1,573

Outbuilding - £9,373

Build a Mansard loft conversion - £51,373

Loft conversion - £27,875

Build a kitchen extension - £41,373

Hip to gable loft conversion - £41,373

Granny annexe - £86,373

Garden office - £9,373

Convert a Garage - £15,373

Garage - £17,873

Build a flat roof extension - £21,373

Build a dormer loft conversion - £41,373

Concrete foundations - £5,623

Convert a bungalow loft - £28,373

Convert a basement - £30,450