137 York 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)

  Poor

• Roof

  Pitched, 250 mm loft insulation

  Good

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Some double glazing

  Very poor

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer, TRVs and bypass

  Average

• Hot water

  From main system, no cylinder thermostat

  Average

• Lighting

  Below average lighting efficiency

  Poor

The assessor's estimates at the energy prices in use when the certificate was made (2025), 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 £7,500–£11,000 · saves about £285 a year

   Rating after69C
2. 2

   Floor insulation (suspended floor)

   Typical cost £5,000–£10,000 · saves about £115 a year

   Rating after71C
3. 3

   Draught proof single-glazed windows

   Typical cost £150–£250 · saves about £50 a year

   Rating after72C
4. 4

   Low energy lighting for all fixed outlets

   Typical cost £210–£245 · saves about £98 a year

   Rating after73C
5. 5

   Solar water heating

   Typical cost £4,000–£7,000 · saves about £68 a year

   Rating after75C
6. 6

   Replace single glazed windows with low-E double glazed windows

   Typical cost £4,500–£6,000 · saves about £214 a year

   Rating after78C
7. 7

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £8,000–£10,000 · saves about £252 a year

   Rating after82B

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