What insulation adds in EC1V
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 13291 certificates in EC1V, the current rating of 68.8 could rise to about 72.8 out of 100. The estimated annual heating cost averages £432 now, and about £391 after the recommended work – an estimated saving of roughly £41 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) – 22.5%
- Average thermal transmittance 0.18 W/m²K – 13.8%
- System built, as built, insulated (assumed) – 12.5%
Recorded as having no wall insulation: 37.5%.
Roofs
- (another dwelling above) – 48.8%
- (other premises above) – 40.0%
- Flat, limited insulation (assumed) – 2.5%
Recorded as having no roof insulation: 3.8%.
Glazing
- Fully double glazed – 84.0%
- Some double glazing – 4.0%
- Single glazed – 4.0%
Main heating
- Community scheme – 55.0%
- Boiler and radiators, mains gas – 33.8%
- Electric storage heaters – 6.2%
Which streets need it most
See the streets in EC1V with the highest share of homes rated band D or below.
Leakiest streets in EC1VKeep exploring
Biggest average savings nearby
- What insulation adds in N8 ~£260/yr average saving
- 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