50 Brooklands

What the assessor found

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

• Walls

  Cavity wall, filled cavity

  Average

• Roof

  Pitched, 100 mm loft insulation

  Average

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Average

• Heating

  Room heaters, mains gas

  Poor

• Heating controls

  Appliance thermostats

  Good

• Hot water

  Electric immersion, standard tariff

  Very poor

• Lighting

  Low energy lighting in 27% 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 (2024), 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

   Increase loft insulation to 270 mm

   Typical cost £100–£350 · saves about £66 a year

   Rating after40E
2. 2

   Floor insulation (solid floor)

   Typical cost £4,000–£6,000 · saves about £127 a year

   Rating after43E
3. 3

   Increase hot water cylinder insulation

   Typical cost £15–£30 · saves about £132 a year

   Rating after45E
4. 4

   Low energy lighting for all fixed outlets

   Typical cost £40 · saves about £54 a year

   Rating after46E
5. 5

   Change room heaters to condensing boiler

   Typical cost £3,000–£7,000 · saves about £1,153 a year

   Rating after72C
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £74 a year

   Rating after74C
7. 7

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £545 a year

   Rating after85B

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