Monday, November 23, 2009

Buildings and Energy Efficiency

Heat loss through walls, windows, floors and the roof is wasted energy and anything that can be done to prevent this will be advantageous to your pocket as well as to the environment. Insulation in these areas is of prime importance when constructing a new property or renovating and older one. Also heating, cooling and lighting methods must be considered.

One method of efficient heating is passive heating and this is where heat from the sun and external warm air is used to back up the property’s heating system thus reducing its work load. Passive cooling techniques can also be used such as constructing shades for windows and the growing of ever green trees to provide shade.

Passive lighting in the form of sky lights and light tubes that direct natural light into the property reducing the need of electrically derived illumination.

Other considerations that will add to a building’s efficiency is to use solar air heaters and photo voltaic solar panels to provide green electricity and reduce the necessity of generating power using fossil fuels.
In summary it can be gathered that taking all these things into consideration that although initial costs may be high, in the long term it is in the interest of all of us not only in financial terms but in environmental terms to be aware of our home’s energy efficiency.

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