34 Dufton Approach

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, 300+ mm loft insulation

  Very good

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  No time or thermostatic control of room temperature

  Very poor

• Hot water

  From main system

  Good

• Lighting

  Low energy lighting in 29% 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 (2014), 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

   Typical cost £800–£1,200 · saves about £55 a year

   Rating after64D
2. 2

   Low energy lighting for all fixed outlets

   Typical cost £25 · saves about £23 a year

   Rating after65D
3. 3

   Upgrade heating controls

   Typical cost £350–£450 · saves about £79 a year

   Rating after69C
4. 4

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £85 a year

   Rating after73C
5. 5

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £26 a year

   Rating after74C
6. 6

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £241 a year

   Rating after86B
7. 7

   Wind turbine

   Typical cost £1,500–£4,000 · saves about £20 a year

   Rating after87B

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