What insulation adds in EC1N

72.5 → 72.5

Rating, now → potential

Certificates

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 43 certificates in EC1N, the current rating of 72.5 could rise to about 72.5 out of 100. The estimated annual heating cost averages £212 now, and about £212 after the recommended work – an estimated saving of roughly £0 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

Average thermal transmittance 0.58 W/m²K – 32.5%
Solid brick, as built, no insulation (assumed) – 20.0%
Cavity wall, as built, insulated (assumed) – 10.8%

Recorded as having no wall insulation: 20.8%.

Roofs

(other premises above) – 43.3%
(another dwelling above) – 30.0%
Average thermal transmittance 0.15 W/m²K – 12.5%

Recorded as having no roof insulation: 3.3%.

Glazing

Fully double glazed – 43.3%
Single glazed – 36.7%
Full secondary glazing – 16.7%

Main heating

Community scheme – 35.8%
Air source heat pump, fan coil units, electric – 33.3%
Boiler and radiators, mains gas – 18.3%

Which streets need it most

See the streets in EC1N with the highest share of homes rated band D or below.

Leakiest streets in EC1N

Keep exploring

In this area

Leakiest streets in EC1N Leaky The leakiest streets here