What insulation adds in N8
The realistic uplift
Each energy certificate lists the improvements an assessor recommends and the rating the home would reach if they were done. Averaged across 185 certificates in N8, the current rating of 64.1 could rise to about 75.2 out of 100. The estimated annual heating cost averages £617 now, and about £357 after the recommended work – an estimated saving of roughly £260 a year.
These are the register's own estimates, averaged across many homes; the figure for any one property depends on its fabric and how it is heated.
What the certificates say about the fabric
The most common construction descriptions recorded across these certificates. Percentages are of certificates where the field was recorded.
Walls
- Solid brick, as built, no insulation (assumed) – 68.8%
- Cavity wall, filled cavity – 8.8%
- Cavity wall, as built, no insulation (assumed) – 3.8%
Recorded as having no wall insulation: 75.0%.
Roofs
- (another dwelling above) – 56.2%
- Flat, limited insulation (assumed) – 6.2%
- Pitched, no insulation (assumed) – 3.8%
Recorded as having no roof insulation: 12.5%.
Glazing
- Fully double glazed – 50.0%
- Single glazed – 29.5%
- Some double glazing – 6.8%
Main heating
- Boiler and radiators, mains gas – 63.8%
- Community scheme – 25.0%
- Room heaters, electric – 6.2%
Which streets need it most
See the streets in N8 with the highest share of homes rated band D or below.
Leakiest streets in N8Keep exploring
Biggest average savings nearby
- What insulation adds in N4 ~£223/yr average saving
- What insulation adds in N6 ~£198/yr average saving
- What insulation adds in NW5 ~£157/yr average saving
- What insulation adds in N16 ~£145/yr average saving
- What insulation adds in WC1X ~£138/yr average saving
- What insulation adds in N1 ~£127/yr average saving
- What insulation adds in N5 ~£127/yr average saving
- What insulation adds in OX28 ~£116/yr average saving