7 Stuart Crescent

What the assessor found

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

• Walls

  Solid brick, with external insulation

  Good

• Roof

  Pitched, no insulation (assumed)

  Very poor

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Average

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer and room thermostat

  Average

• Hot water

  From main system

  Good

• Lighting

  Low energy lighting in 40% 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 (2020), 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 (solid floor)

   Typical cost £4,000–£6,000 · saves about £29 a year

   Rating after61D
2. 2

   Low energy lighting for all fixed outlets

   Typical cost £30 · saves about £29 a year

   Rating after62D
3. 3

   Upgrade heating controls

   Typical cost £350–£450 · saves about £28 a year

   Rating after63D
4. 4

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £49 a year

   Rating after65D
5. 5

   Flue gas heat recovery in conjunction with boiler

   Typical cost £400–£900 · saves about £22 a year

   Rating after67D
6. 6

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £20 a year

   Rating after68D
7. 7

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £326 a year

   Rating after80C

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