energy efficiency, Tag

How the R-value of a buildings insulation or home is calculated and the factors that effect the final R value, and how to use it.

Convection directly effects the cost of keeping your house warm in winter. This article explains what convention is and some practical tips on how to battle convection.

The fuel duty freeze angered some but there were boosts for renewable energy and heat decarbonisation

My father, Gerry Foley, who has died aged 88, was an expert on energy use and conservation, first as a civil engineer and then as a senior research fellow at the International Institute for Environment and Development (IIED)...

As the clocks go back, our experts answer queries about gas and electricity use, be it for drying clothes, doing the washing up or sorting the heating

Energy crisis panel warns country is ‘dangerously unprepared’ and must shift away from gas quickly

Party donor Dale Vince warns that urging homeowners to switch to clean-power technology risks political storm bigger than Ulez

Adam Halawi says the high quotes he got to install a heat pump made it much more expensive than a boiler, despite a higher government grant

Tim Bradley says heat pumps are used extensively where he lives and wonders why they are so expensive in the UK

After 250,000 installations across the UK, we look at the devices central to Labour’s vision of a ‘home upgrade revolution’

Labour will bring in regulations that apply to social as well as private housing, says energy secretary

Voluntary regulations for burning wood and coal to heat homes could help tackle impact on air pollution

UK government urged to change regulations so new homes incorporate solar panels, heat pump, high-grade insulation and battery storage

His digital startup is spreading the word about heat pumps by offering training for installers, information for homeowners – and guaranteed efficiency

An electric-powered complex debuts with hundreds of ‘passive’ homes

£3.4bn subsea cable will transmit renewable electricity from Scottish windfarms to 2m homes in England

Householders are angered by the discovery they cannot remortgage or sell their homes after installing spray-foam insulation to cut energy use

There are ways of keeping a house or property comfortable without spending a fortune on electricity. Listed here are ways to do that.

Using an energy efficient appliance is an important decision to make, as often the appliance is left running 24x7 so if you choose the right appliance it could significantly reduce your ongoing energy costs.

Lighting is usually the second highest energy consumer in a property (after heating and cooling); therefore using energy efficient lighting can do a lot to reduce energy consumption...

Home automation can help reduce the energy demands of a building whilst making it more comfortable to work or live in.

Green or Eco Architects are architects who specialize in designing buildings that are energy efficient, sustainable and kind to the environment. This is achieved by: reducing the environmental impact of building; designing...

Been efficient in our energy usage not only helps reduce the demands placed on the planet it can also save money. There are various ways in which you can reduce your energy usage ranging from energy efficient light bulbs...

Work out how much power your devices and appliances use with the total cost. Also shows how much standby/phantom power costs you. Helps you save money.

This solar panel calculator will, given the Watt rating of a solar panel, its dimensions and number of units calculate the total power you can expect and roof space taken up...

Interactive calculator to help work out the savings from installing a solar power system and when it breaks even. Can factor in Feed in Tariffs, rising electrical bill costs and comparative investment returns.

Works out the ideal Eave depth for a given height of window and world location; so the Sun comes in in Winter but not Summer, maximizing the passive solar effect.

R-value to U-value conversion calculator

R-Value calculator to work out the total R-Value of a set of materials, say in a wall, ceiling or floor. Great for working out rate of heat loss or gain.