| how much does a 2 storey extension cost uk | 1.29 | 0.8 | 9521 | 42 | 8 |
| how much does single storey extension cost | 0.63 | 0.2 | 4182 | 42 | 88 |
| cost of building a 2 storey extension | 0.18 | 0.5 | 155 | 37 | 59 |
| cost of single storey extension uk | 0.27 | 0.7 | 4580 | 34 | 77 |
| average cost of single storey extension uk | 0.82 | 0.7 | 467 | 42 | 76 |
| two storey extension price | 1.29 | 0.7 | 1050 | 26 | 47 |
| how much does single story extension cost uk | 0.67 | 0.2 | 5021 | 44 | 9 |
| how much would a single storey extension cost | 1.87 | 0.8 | 2320 | 45 | 46 |
| how much will a single storey extension cost | 1.99 | 0.5 | 8940 | 44 | 38 |
| how much is a single storey extension cost | 1.47 | 0.3 | 900 | 42 | 25 |
