13 Sidcot Place

What the assessor found

Each part of the home, with the certificate's own energy efficiency rating.

• Walls

  Cavity wall, as built, no insulation (assumed)

  Poor

• Roof

  Pitched, 100 mm loft insulation

  Average

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Average

• Heating

  Electric storage heaters

  Average

• Heating controls

  Manual charge control

  Poor

• Hot water

  Electric immersion, off-peak

  Very poor

• Lighting

  Low energy lighting in 67% of fixed outlets

  Good

• Second heating

  Room heaters, electric

  Not rated on the certificate

The assessor's estimates at the energy prices in use when the certificate was made (2020), for a typical household. Today's bills will differ.

Improvements the certificate recommends

In the certificate's order. Each rating assumes the steps before it are done.

1. 1

   Increase loft insulation to 270 mm

   Typical cost £100–£350 · saves about £85 a year

   Rating after32F
2. 2

   Flat roof insulation

   Typical cost £850–£1,500 · saves about £197 a year

   Rating after37F
3. 3

   Cavity wall insulation

   Typical cost £500–£1,500 · saves about £357 a year

   Rating after46E
4. 4

   Floor insulation (solid floor)

   Typical cost £4,000–£6,000 · saves about £226 a year

   Rating after53E
5. 5

   Low energy lighting for all fixed outlets

   Typical cost £15 · saves about £18 a year

   Rating after53E
6. 6

   Change heating to gas condensing boiler

   Typical cost £3,000–£7,000 · saves about £755 a year

   Rating after69C
7. 7

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £38 a year

   Rating after71C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £329 a year

   Rating after81B

Costs and savings are the certificate's own, as estimated when it was made.