18 Bowpatch 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, no insulation (assumed)

  Very poor

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Heating

  No system present: electric heaters assumed

  Very poor

• Hot water

  Electric immersion, standard tariff

  Very poor

• Lighting

  Low energy lighting in 50% of fixed outlets

  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

   Cavity wall insulation

   Typical cost £500–£1,500 · saves about £74 a year

   Rating after1G
2. 2

   50 mm internal or external wall insulation

   Typical cost £4,000–£14,000 · saves about £700 a year

   Rating after13G
3. 3

   Floor insulation

   Typical cost £800–£1,200 · saves about £113 a year

   Rating after16G
4. 4

   Increase hot water cylinder insulation

   Typical cost £15–£30 · saves about £63 a year

   Rating after18G
5. 5

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £36 a year

   Rating after19G
6. 6

   Change heating to gas condensing boiler

   Typical cost £3,000–£7,000 · saves about £1,103 a year

   Rating after62D
7. 7

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £34 a year

   Rating after64D
8. 8

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £9,000–£14,000 · saves about £233 a year

   Rating after74C

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