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How would your home stand up to a home efficiency rating?

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EcoEstates is designed to help you find products and services to live more sustainably.... [more]

FAQ's
Check this section to find the answers to your questions......[more]

Contact
sue@ecoestates.co.uk

Or text your question to:
 Tel: 07963 006117

(standard cost applies)

 

 

How to improve your home efficiency

Below are some key areas and what you can do to make sure your property gets the best grade and save money now.
Key areas:

Roof insulation - should be 200mm
Check that you have sufficient roof insulation. If it has been installed for a number of years it may have become compacted. Don't forget to make sure the loft hatch cover is also insulated.
Types of insulation
  • Rock wool
  • Fibre glass rolls

Both of these can be bought from DIY stores. However, if you 'do it yourself' you have to pay 17.5% VAT. Professionals pay 5%. It can sometimes be more cost effective to have it done professionally.

Sheep's wool - hygroscopic - suitable for older buildings - this can be bought from specialist suppliers such as Earth and Reed

INsulation materials
Cavity wall insulation

Since the earlier 1980's all new homes were required to have insulation as part of the building regulations. If your home was built before this time then it may not. 33% of heat is typically lost through walls.

Do you have cavity walls?
Pre 1920's
Older properties have solid wall. If your home was built before the 1920's then it may not have cavity walls. To check, look at the pattern of bricks on the outside
[click for example of solid wall]

Post 1920's
[click for example of cavity wall]

Do you have insulation?
Property age 1981 and later
If your house was built after 1981 then it should have had insulation added during construction. You can check by looking inside the cavities from your loft space.

Property age 1920's - 1980's
If your house was built between 1920 and 1980, a previous owner may have had cavity wall insulation installed. It is easy to check for this as there will be drill marks on the outside walls
[click for example of filled walls]

Types of insulation:
InstaBead - polystyrene bonded beads - blown into the cavities through holes drilled into the walls. Holes then sealed
Foam
Rockwell - solid sheets inserted during construction
Waste paper - insulation material made from was paper

Work should be guaranteed for 25 years.

Heating efficiency

If your boiler is more than 15 years old, changing it can save 20% or more. The addition of a room thermostatic room control will also make a difference.

Other options are TRV (thermostatic radiator valves). Never have them on full (5) as this means no control.

Boiler management systems - 20% fuel saving can be guaranteed by boiler management systems using Tec Boiler controls. Contact Sue Crothers for more information.

Fit Novitherm Radiator Panels  

Reduce the amount of heat lost from your radiators to the wall behind them by fitting Novitherm Radiator Panels. These reduce the convection heat lost by reflecting all the heat towards the room.

They can be easily installed without any special tools. Savings are typically 13% to 22%.

JouleSave EMES Ltd is the sole manufacturer of Novitherm Radiator Insulation panels in the UK and Eire. JouleSave is a founder member of MICRA (the Metallised Insulative Convection Radiator-panel Association).

Panels are also available to commercial clients as Novitherm Radpanels and to the general public as Heatkeeper Panels. The Novitherm Panel is a unique profiled thermal insulator, the result of years of intensive research.

All the panels can be bought directly from the JouleSave web site

Lighting

Making sure you use low energy light bulbs whether you can is one of the simplest and quickest ways of improving your energy efficiency. CFL come in all sorts of sizes and shapes and not expensive. Many supermarkets stock the basic designs and more specialist designs can be found at many online shops. It will be the high demand bulbs such as spot lights and outside lights that will use the most electricity.

Links and further information


Home Information Packs
http://business.timesonline.co.uk/article/0,,22309-1802100,00.html

Sample report for energy efficiency
Home Condition Report

Energy Saving Trust
http://www.est.org.uk/myhome/

The Carbon Trust
http://www.thecarbontrust.co.uk/energy

© 2006 Susan Crothers