144 Cranbourne Road

What the assessor found

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

• Walls

  Cavity wall, filled cavity

  Good

• Roof

  Pitched, no insulation (assumed)

  Very poor

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer, TRVs and bypass

  Average

• Hot water

  From main system, no cylinder thermostat

  Poor

• Lighting

  Low energy lighting in 27% of fixed outlets

  Average

• 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

   Floor insulation

   Typical cost £800–£1,200 · saves about £51 a year

   Rating after47E
2. 2

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £15 a year

   Rating after48E
3. 3

   Low energy lighting for all fixed outlets

   Typical cost £40 · saves about £30 a year

   Rating after49E
4. 4

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £239 a year

   Rating after59D
5. 5

   Flue gas heat recovery in conjunction with boiler

   Typical cost £900 · saves about £24 a year

   Rating after60D
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £50 a year

   Rating after63D
7. 7

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £31 a year

   Rating after64D
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £248 a year

   Rating after74C

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