243 Rainham 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, 300+ mm loft insulation

  Very good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Heating

  Room heaters, electric

  Very poor

• Heating controls

  No thermostatic control of room temperature

  Poor

• Hot water

  Gas multipoint

  Average

• Lighting

  Low energy lighting in 36% of fixed outlets

  Average

• 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 (2014), 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 £308 a year

   Rating after40E
2. 2

   Floor insulation

   Typical cost £800–£1,200 · saves about £140 a year

   Rating after45E
3. 3

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £52 a year

   Rating after47E
4. 4

   Low energy lighting for all fixed outlets

   Typical cost £35 · saves about £18 a year

   Rating after48E
5. 5

   Change heating to gas condensing boiler

   Typical cost £3,000–£7,000 · saves about £676 a year

   Rating after76C
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £31 a year

   Rating after77C
7. 7

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £47 a year

   Rating after79C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £261 a year

   Rating after89B

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