Publication - Impact assessment

The Energy Efficiency (Private Rented Property) (Scotland) regulations 2020: BRIA

Business and regulatory impact assessment (BRIA) for the Energy Efficiency (Domestic Private Rented Property) (Scotland) regulations 2020.

47 page PDF

573.6 kB

47 page PDF

573.6 kB

Contents
The Energy Efficiency (Private Rented Property) (Scotland) regulations 2020: BRIA
15. Appendix A: Measures used in modelling

47 page PDF

573.6 kB

15. Appendix A: Measures used in modelling

Table 12. Measures to raise dwellings from EPC of F or G to an EPC E

Measure Number As % of measures % of dwellings receiving measure
loft insulation (virgin and top up) 16,163 31% 49%
replace secondary heating with one more efficient 4,285 8% 13%
cavity wall insulation 3,690 7% 11%
room in the roof insulation 3,551 7% 11%
fan electric storage heaters with auto charge control 3,340 6% 10%
low energy lighting 100% 3,299 6% 10%
quantum storage heaters 3,017 6% 9%
hot water tank jacket 80mm 3,007 6% 9%
baffle / damper to open fire 1,831 3% 6%
room thermostat 1,824 3% 6%
floor insulation 1,668 3% 5%
draughtproof windows and doors 1,619 3% 5%
switch to E24 tariff 1,124 2% 3%
TRVs 946 2% 3%
replace oil boiler with condensing boiler 90% 857 2% 3%
replace gas boiler with condensing boiler 88% 553 1% 2%
flat roof insulation 529 1% 2%
Auto charge control 497 1% 2%
full controls package (r/stat, programmer and TRVs) 290 1% 1%
insulated external doors 251 0% 1%
full oil central heating system inc controls 217 0% 1%
secondary glazing to 2.4 214 0% 1%
solid wall insulation 114 0% 0%
full biomass central heating system inc controls 17 0% 0%

Table 13. Measures to raise dwellings from EPC of E, F or G to an EPC D

Measure Number As % of measures % of dwellings receiving measure
loft insulation (virgin and top up) 28,668 14.2% 34.5%
low energy lighting 100% 23,861 11.8% 28.7%
hot water tank jacket 80mm 18,537 9.2% 22.3%
cavity wall insulation 18,222 9.0% 22.0%
floor insulation 17,135 8.5% 20.6%
replace secondary heating with one more efficient 14,219 7.0% 17.1%
room in the roof insulation 11,412 5.7% 13.7%
quantum storage heaters 11,014 5.5% 13.3%
room thermostat 8,219 4.1% 9.9%
fan electric storage heaters with auto charge control 6,480 3.2% 7.8%
solid wall insulation 6,071 3.0% 7.3%
replace oil boiler with condensing boiler 90% 6,012 3.0% 7.2%
switch to E24 tariff 4,969 2.5% 6.0%
draughtproof windows and doors 4,907 2.4% 5.9%
TRVs 4,607 2.3% 5.6%
Cylinder stat for hot water cylinder 3,116 1.5% 3.8%
baffle / damper to open fire 2,518 1.2% 3.0%
secondary glazing to 2.4 2,379 1.2% 2.9%
insulated external doors 2,121 1.1% 2.6%
replace gas boiler with condensing boiler 88% 1,421 0.7% 1.7%
full oil central heating system inc controls 1,417 0.7% 1.7%
Auto charge control 1,347 0.7% 1.6%
2m diameter wind turbine on roof 1,109 0.5% 1.3%
flat roof insulation 1,069 0.5% 1.3%
full controls package (r/stat, programmer and TRVs) 467 0.2% 0.6%
double glazing to 1.8 247 0.1% 0.3%
Solar thermal 4m2 93 0.0% 0.1%
full gas central heating system inc controls 82 0.0% 0.1%
full biomass central heating system inc controls 17 0.0% 0.0%

Contact

Email: denise.buchanan@gov.scot