23 Templegate Crescent

What the assessor found

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

• Walls

  Cavity wall, filled cavity

  Good

• Roof

  Pitched, 200 mm loft insulation

  Good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Good

• Heating

  Warm air, mains gas

  Good

• Heating controls

  Programmer and room thermostat

  Average

• Hot water

  Gas multipoint

  Average

• Lighting

  Low energy lighting in 58% of fixed outlets

  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 (2017), 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 (suspended floor)

   Typical cost £800–£1,200 · saves about £114 a year

   Rating after65D
2. 2

   Low energy lighting for all fixed outlets

   Typical cost £25 · saves about £17 a year

   Rating after66D
3. 3

   Replacement warm air unit

   Typical cost £1,250–£2,500 · saves about £45 a year

   Rating after67D
4. 4

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £43 a year

   Rating after69C
5. 5

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £5,000–£8,000 · saves about £262 a year

   Rating after80C

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