11 Lakefields Close

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, 100 mm loft insulation

  Average

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Good

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer, room thermostat and TRVs

  Good

• Hot water

  From main system, no cylinder thermostat

  Average

• Lighting

  Low energy lighting in all fixed outlets

  Very good

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 £39 a year

   Rating after57D
2. 2

   50 mm internal or external wall insulation

   Typical cost £4,000–£14,000 · saves about £151 a year

   Rating after62D
3. 3

   Floor insulation (suspended floor)

   Typical cost £800–£1,200 · saves about £77 a year

   Rating after65D
4. 4

   Add additional 80 mm jacket to hot water cylinder

   Typical cost £15–£30 · saves about £27 a year

   Rating after66D
5. 5

   Hot water cylinder thermostat

   Typical cost £200–£400 · saves about £83 a year

   Rating after69C
6. 6

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £115 a year

   Rating after73C
7. 7

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £61 a year

   Rating after75C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £493 a year

   Rating after88B

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