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Comparing extension builders estimates for Side return extension gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for a side return extention by posting your job to extension builders in BT4.
"Side return extension" - BELFAST, job posted 01/01/70
"L shape extension - ground floor single" - BELFAST, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Side Return Extension near Belfast | £23 | £161 |
| Side Return Extension near Holywood | £23 | £159 |
| Side Return Extension near Carryduff | £23 | £158 |
| Side Return Extension near Comber | £22 | £160 |
| Side Return Extension near Greenisland | £23 | £153 |
| Side Return Extension near Ballygowan | £24 | £183 |
| Side Return Extension near Bangor | £24 | £183 |
| Side Return Extension near Bangor | £24 | £183 |
| Side Return Extension near Carrickfergus | £23 | £158 |
| Side Return Extension near Lisburn | £24 | £164 |
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 - £16,868

Two storey extension - £87,052

Build a timber frame extension - £25,368

Build a swimming pool - £80,368

Single storey extension - £42,360

Side return extension - £34,390

Install an RSJ - £1,568

Outbuilding - £9,368

Build a Mansard loft conversion - £51,368

Loft conversion - £27,825

Build a kitchen extension - £41,368

Hip to gable loft conversion - £41,368

Granny annexe - £86,368

Garden office - £9,368

Convert a Garage - £15,368

Garage - £17,868

Build a flat roof extension - £21,368

Build a dormer loft conversion - £41,368

Concrete foundations - £5,618

Convert a bungalow loft - £28,368

Convert a basement - £30,390