37a Sotheby 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

  (another dwelling above)

  Not rated on the certificate

• Floor

  To unheated space, no insulation (assumed)

  Not rated on the certificate

• Heating

  Room heaters, mains gas

  Average

• Heating controls

  No thermostatic control of room temperature

  Poor

• Hot water

  Electric immersion, standard tariff

  Very poor

• Lighting

  Low energy lighting in 83% of fixed outlets

  Very good

• Second heating

  Portable electric heaters (assumed)

  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

   50 mm internal or external wall insulation

   Typical cost £4,000–£14,000 · saves about £219 a year

   Rating after30F
2. 2

   Floor insulation

   Typical cost £800–£1,200 · saves about £85 a year

   Rating after34F
3. 3

   Insulate hot water cylinder with 80 mm jacket

   Typical cost £15–£30 · saves about £355 a year

   Rating after55D
4. 4

   Change room heaters to condensing boiler

   Typical cost £3,000–£7,000 · saves about £249 a year

   Rating after72C
5. 5

   Replace single glazed windows with low-E double glazed windows

   Typical cost £3,300–£6,500 · saves about £39 a year

   Rating after74C

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