Energy efficiency on Blenheim Drive, Bicester

93.9%

Band D or below

Certificates

50.9

Average rating

+23.3

Potential uplift

What this means

Across 33 energy certificates on Blenheim Drive, Bicester, 31 (93.9%) are rated band D or below. The average current rating is 50.9 out of 100, rising to about 74.2 after the improvements recommended on those certificates – an average uplift of 23.3 points. The average estimated annual heating cost is £873, falling to about £610 – a saving of roughly £263 a year.

B D E F G

B 6.1% D 42.4% E 36.4% F 12.1% G 3.0%

Every figure is an aggregate across the certificates on this street. No individual property, address or occupier is identified.

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

Cavity wall, filled cavity – 68.0%
Cavity wall, as built, partial insulation (assumed) – 8.0%
Cavity wall, as built, no insulation (assumed) – 8.0%

Recorded as having no wall insulation: 8.0%.

Roofs

Pitched, 150 mm loft insulation – 28.0%
Pitched, 100 mm loft insulation – 20.0%
Pitched, insulated (assumed) – 8.0%

Recorded as having no roof insulation: 0.0%.

Glazing

Fully double glazed – 100.0%

Main heating

Electric storage heaters – 40.0%
Boiler and radiators, LPG – 16.0%
Warm air, electric – 8.0%

The wider area

See how this street compares with others in OX26.

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