22 Worcester Crescent

What the assessor found

Each part of the home, with the certificate's own energy efficiency rating.

• Walls

  Cavity wall, as built, no insulation (assumed)

  Poor

• Roof

  Pitched, 75 mm loft insulation

  Average

• Floor

  Suspended, no insulation (assumed)

  Not rated on the certificate

• Windows

  Partial multiple glazing

  Poor

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer and room thermostat

  Average

• Hot water

  From main system, no cylinder thermostat

  Poor

• Lighting

  Low energy lighting in 33% 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 (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

   Increase loft insulation to 270 mm

   Typical cost £100–£350 · saves about £69 a year

   Rating after42E
2. 2

   Cavity wall insulation

   Typical cost £500–£1,500 · saves about £282 a year

   Rating after50E
3. 3

   Floor insulation (suspended floor)

   Typical cost £800–£1,200 · saves about £131 a year

   Rating after53E
4. 4

   Add additional 80 mm jacket to hot water cylinder

   Typical cost £15–£30 · saves about £20 a year

   Rating after54E
5. 5

   Draught proof single-glazed windows

   Typical cost £80–£120 · saves about £28 a year

   Rating after55D
6. 6

   Low energy lighting for all fixed outlets

   Typical cost £40 · saves about £50 a year

   Rating after56D
7. 7

   Hot water cylinder thermostat

   Typical cost £200–£400 · saves about £110 a year

   Rating after59D
8. 8

   Upgrade heating controls

   Typical cost £350–£450 · saves about £65 a year

   Rating after60D
9. 9

   Replace boiler with new condensing boiler

   Typical cost £2,200–£3,000 · saves about £237 a year

   Rating after67D
10. 10

    Solar water heating

    Typical cost £4,000–£6,000 · saves about £58 a year

    Rating after69C
11. 11

    Replace single glazed windows with low-E double glazed windows

    Typical cost £3,300–£6,500 · saves about £76 a year

    Rating after71C
12. 12

    Solar photovoltaic panels, 2.5 kWp

    Typical cost £3,500–£5,500 · saves about £436 a year

    Rating after80C

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