Regulation 4
SCHEDULE 1Energy Efficiency Measures and Standards
Table 1
Cavity Wall Insulation
| Column 1 – Materials | Column 2 – Standards |
|---|---|
| Mineral fibre | Of a type certified by the British Board of Agrément (BBA) as suitable for the purpose and exposure category. Installed in accordance with the BBA Surveillance Scheme. |
Expanded polystyrene | Flame retardant additive (FRA) grade beads of a type certified by the BBA as suitable for the purpose and exposure category. Installed in accordance with the BBA Surveillance Scheme. |
Table 2
Loft Insulation
| Column 1 – Materials | Column 2 – Standards |
|---|---|
| Mineral fibre | Conforming to British Standard EN 13162:2008. Laid in 2 layers; one between ceiling joists and one at right angles over the ceiling joists to a thickness of 270 millimetres or more with a thermal conductivity of 0.040 W/mK or equivalent. |
Glass fibre | Conforming to British Standard EN 13162:2008 Laid in 2 layers; one between ceiling joists and one at right angles over the ceiling joists to a thickness of 270 millimetres or more with a thermal conductivity of 0.040 W/mK or equivalent. |
Blown mineral fibre | Of a type certified by the BBA as suitable for the purpose and exposure category, laid to a thickness of 270 millimetres or more with a thermal conductivity of 0.040 W/mK or equivalent. Installed in accordance with the BBA Surveillance Scheme. |
Regulation 5
SCHEDULE 2Amount of Rate Relief
Table 1
Installation of Cavity Wall Insulation
| Cost of Work Undertaken | Amount of Reduction |
|---|---|
| £300 or more | £150 |
Table 2
Installation of Loft Insulation
| Cost of Work Undertaken | Amount of Reduction |
|---|---|
| £100 – £299.99 | £75 |
| £300 or more | £150 |