95 Red Post Hill

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

  Solid, no insulation (assumed)

  Not rated on the certificate

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  No time or thermostatic control of room temperature

  Very poor

• Hot water

  From main system, no cylinder thermostat

  Average

• Lighting

  No low energy lighting

  Very poor

• Second heating

  Room heaters, mains gas

  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 £517 a year

   Rating after63D
2. 2

   Floor insulation

   Typical cost £800–£1,200 · saves about £83 a year

   Rating after65D
3. 3

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £65 a year

   Rating after67D
4. 4

   Low energy lighting for all fixed outlets

   Typical cost £65 · saves about £63 a year

   Rating after69C
5. 5

   Upgrade heating controls

   Typical cost £350–£450 · saves about £99 a year

   Rating after71C
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £134 a year

   Rating after75C
7. 7

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £131 a year

   Rating after78C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £258 a year

   Rating after84B

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