3 Pryor Close

What the assessor found

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

• Walls

  Cavity wall, filled cavity

  Good

• Roof

  Pitched, 100 mm loft insulation

  Average

• Floor

  Solid, no insulation (assumed)

  Not rated on the certificate

• Windows

  Fully double glazed

  Good

• Heating

  Boiler and radiators, mains gas

  Good

• Heating controls

  Programmer, room thermostat and TRVs

  Good

• Hot water

  From main system

  Good

• Lighting

  Low energy lighting in all fixed outlets

  Very good

The assessor's estimates at the energy prices in use when the certificate was made (2023), 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 £53 a year

   Rating after71C
2. 2

   Party wall insulation

   Typical cost £300–£600 · saves about £55 a year

   Rating after72C
3. 3

   Floor insulation (solid floor)

   Typical cost £4,000–£6,000 · saves about £48 a year

   Rating after74C
4. 4

   Add additional 80 mm jacket to hot water cylinder

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

   Rating after74C
5. 5

   Solar water heating

   Typical cost £4,000–£6,000 · saves about £94 a year

   Rating after76C
6. 6

   Solar photovoltaic panels, 2.5 kWp

   Typical cost £3,500–£5,500 · saves about £684 a year

   Rating after91B

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