39 Haslemere Road

What the assessor found

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

• Walls

  Solid brick, as built, no insulation (assumed)

  Poor

• Roof

  Pitched, 300 mm loft insulation

  Very good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Partial double glazing

  Very poor

• Heating

  Electric storage heaters

  Average

• Heating controls

  Manual charge control

  Poor

• Hot water

  Electric immersion, off-peak

  Average

• Lighting

  Good lighting efficiency

  Good

• Second heating

  Portable electric heaters (assumed)

  Not rated on the certificate

The assessor's estimates at the energy prices in use when the certificate was made (2026), 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

   50 mm internal or external wall insulation

   Typical cost £7,500–£11,000 · saves about £566 a year

   Rating after56D
2. 2

   Floor insulation (suspended floor)

   Typical cost £5,000–£10,000 · saves about £234 a year

   Rating after60D
3. 3

   Add additional 80 mm jacket to hot water cylinder

   Typical cost £20–£40 · saves about £35 a year

   Rating after60D
4. 4

   Draught proof single-glazed windows

   Typical cost £150–£250 · saves about £60 a year

   Rating after62D
5. 5

   High heat retention storage heaters and dual immersion cylinder

   Typical cost £2,400–£4,800 · saves about £449 a year

   Rating after70C
6. 6

   Replace single glazed windows with low-E double glazed windows

   Typical cost £4,500–£6,000 · saves about £81 a year

   Rating after72C
7. 7

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £8,000–£10,000 · saves about £288 a year

   Rating after76C

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