35a Windsor 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)

  Very poor

• Roof

  Pitched, 200 mm loft insulation

  Good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Partial double glazing

  Poor

• Heating

  Electric storage heaters

  Average

• Heating controls

  Manual charge control

  Poor

• Hot water

  Electric immersion, off-peak

  Average

• Lighting

  Low energy lighting in all fixed outlets

  Very 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 (2022), 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 £4,000–£14,000 · saves about £199 a year

   Rating after58D
2. 2

   Floor insulation (suspended floor)

   Typical cost £800–£1,200 · saves about £94 a year

   Rating after64D
3. 3

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £7 a year

   Rating after64D
4. 4

   High heat retention storage heaters

   Typical cost £400–£600 · saves about £93 a year

   Rating after70C
5. 5

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £62 a year

   Rating after73C
6. 6

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £64 a year

   Rating after77C
7. 7

   High performance external doors

   Typical cost £1,000 · saves about £27 a year

   Rating after79C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £370 a year

   Rating after98A

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