2 Wythburn Road

What the assessor found

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

• Walls

  Cavity wall, as built, no insulation (assumed)

  Poor

• Roof

  Pitched, 300 mm loft insulation

  Very good

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Poor

• Heating

  Boiler and radiators, oil

  Poor

• Heating controls

  Programmer, no room thermostat

  Very poor

• Hot water

  From main system

  Poor

• Lighting

  Good lighting efficiency

  Good

• Second heating

  Room heaters, electric

  Not rated on the certificate

The assessor's estimates at the energy prices in use when the certificate was made (2025), 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

   Flat roof insulation

   Typical cost £900–£1,200 · saves about £111 a year

   Rating after33F
2. 2

   Cavity wall insulation

   Typical cost £900–£1,500 · saves about £289 a year

   Rating after42E
3. 3

   Floor insulation (solid floor)

   Typical cost £5,000–£10,000 · saves about £241 a year

   Rating after50E
4. 4

   Add additional 80 mm jacket to hot water cylinder

   Typical cost £20–£40 · saves about £17 a year

   Rating after50E
5. 5

   Upgrade heating controls

   Typical cost £220–£250 · saves about £217 a year

   Rating after58D
6. 6

   Change heating to gas condensing boiler

   Typical cost £3,500–£10,000 · saves about £228 a year

   Rating after69C
7. 7

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £8,000–£10,000 · saves about £255 a year

   Rating after75C

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