55 Frederick Road

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, 300+ mm loft insulation

  Very good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer and room thermostat

  Average

• Hot water

  Electric immersion, standard tariff

  Very poor

• Lighting

  Low energy lighting in 80% of fixed outlets

  Very good

The assessor's estimates at the energy prices in use when the certificate was made (2013), 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

   Flat roof insulation

   Typical cost £850–£1,500 · saves about £121 a year

   Rating after50E
2. 2

   50 mm internal or external wall insulation

   Typical cost £4,000–£14,000 · saves about £270 a year

   Rating after59D
3. 3

   Floor insulation

   Typical cost £800–£1,200 · saves about £124 a year

   Rating after63D
4. 4

   Increase hot water cylinder insulation

   Typical cost £15–£30 · saves about £79 a year

   Rating after66D
5. 5

   Upgrade heating controls

   Typical cost £350–£450 · saves about £31 a year

   Rating after67D
6. 6

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £63 a year

   Rating after69C
7. 7

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £119 a year

   Rating after73C
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £238 a year

   Rating after80C

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