Feb 05, 2012


ENERGY EFFICIENCY

Saving money in a piggy bankDid you know that one of the main reasons for your inflated electricity bills is the hidden waste of energy in your home? Wasted energy amounts to throwing your hard-earned money down the drain. Fortunately, you can easily save money by making some smart choices and implementing energy efficiency methods at home.

Many peoCaulking your windows is another great do it yourself tipple now understand that improvements in energy conservation can yield substantial savings for home and business owners. The best course of action is typically an energy audit with a blower door test to see where the most cost effective improvements can be made. Improvements, such as sealing and insulation, can even be performed by the homeowner under the direction of an energy efficiency professional.

Reflective coatings can really boost energy efficiency in hot climate zonesMany types of specialized heat reflective paints are on the market today. These coatings are very popular in hot climates like the southwestern U.S. as well as Australia, Dubai and China. When properly applied, these coatings can reduce the amount of heat that penetrates the building. By reducing the amount of heat that enters the building, the load on the air conditioner is reduced thereby increasing the energy efficiency of a building. So here's an overview of the basics behind this technology.

Be sure to service you AC unit before summer comes.Why oh why does the air conditioner always quit on the hottest day of the summer? It just so happens to be the most common time because that’s when an air conditioner is working the hardest. It’s due to the heat that is created by the unit added to the heat of the day which equals a great amount of stress for an air conditioner. And good luck finding an air conditioning technician during the summer. If one is available, getting a good deal is unlikely.

This building has great shading which lowers the need for energy to cool The sun gives life to this planet and, if properly harnessed, it can provide plenty of energy and light. Unfortunately, using sunshine effectively is not as simple as just letting the sun shine. In the winter, we want more when there is less and in the summer we want less when there is more. It seems that these two goals are constantly reversed. Natural sunlight and solar heat gain used to be one of the most underused methods of heating a home, but that is changing.

Tyvek installed on this building is used to control the air boundaryMany forces are at work against and within a building. Some include wind, stack effect, duct leakage and even exhaust fans. These forces cause changes that create positive and negative pressures inside and outside of a building. An air boundary, or air barrier, is used to control airflow and control the loss of conditioned air. Conditioned air is air that has been heated or cooled by a heating, ventilating and air conditioning (HVAC) system and is used for temperature control of a living space.

An attractive home with insulated vinyl sidingMany people think the only way to boost wall insulation in an existing building is with an invasive procedure. It requires drilling holes between the wall studs and fire breaks and then filling the voids with insulation. These holes are patched and painted but often leaving traces of rework behind. Another approach is available from the vinyl siding industry that can work independently or in conjunction with upgraded wall insulation.

A beautiful view through a windowMany homes and office buildings are built to take advantage of a view. Naturally these structures offer multiple windows to enjoy it. These windows permit brilliant natural light to shine in which adds life to the space. The real issue arises from the low insulation value of windows and is multiplied by the solar heat gain. Therefore many of the new windows have incorporated Low-E coatings to help deal with the heat gained through them.

Thermal image of a city with very few cool roofsAnyone that has ever been on a roof in the summer has most likely experienced a significant increase in temperature. This is also known as a heat island. Originally roofs were designed to keep out the rain or snow, but they also absorb heat. This works well for colder climates most of the year. However, during the summer months that heat is transferred to the attic and eventually the living space. In hotter climate zones like the southwest a dark roof can become a real liability.

A man properly insulating an atticInsulation offers a wide variety of benefits from increased energy efficiency to soundproofing. It makes buildings more comfortable while preserving vital resources by reducing the need for heating and cooling.

A common question is which kind of insulation is the best. The answer depends on a number of factors like climate, availability, accessibility and pricing.

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