26 Inks Green

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, no insulation (assumed)

  Very poor

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Single glazed

  Very poor

• Heating

  Room heaters, mains gas

  Poor

• Heating controls

  No thermostatic control of room temperature

  Poor

• Hot water

  Electric immersion, standard tariff

  Very poor

• Lighting

  Low energy lighting in 80% of fixed outlets

  Very good

• 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 (2023), 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

   Cavity wall insulation

   Typical cost £500–£1,500 · saves about £467 a year

   Rating after27F
2. 2

   Floor insulation (solid floor)

   Typical cost £4,000–£6,000 · saves about £129 a year

   Rating after29F
3. 3

   Add additional 80 mm jacket to hot water cylinder

   Typical cost £15–£30 · saves about £156 a year

   Rating after31F
4. 4

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £56 a year

   Rating after32F
5. 5

   Change room heaters to condensing boiler

   Typical cost £3,000–£7,000 · saves about £1,776 a year

   Rating after64D
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £99 a year

   Rating after66D
7. 7

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £129 a year

   Rating after69C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £671 a year

   Rating after80C

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