energy star Archives - Ernst Heating & Cooling

Buyer’s Guide to Energy-Efficient Air Conditioners

When facing a hot and humid Illinois summer, you need a reliable air conditioner that can ensure your home is cool no matter the temperatures outside. Without one, you may find yourself sweating in places you never thought possible! (Gross—we know!) Don’t swelter in this heat any longer than you need to. What would you …

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Factors to Consider When Choosing an HVAC Contractor

Are you in the market for a new HVAC contractor and don’t know what questions to ask or the guidelines you should follow? To ensure that you’re not in the dark when making your decision, here are some factors to consider when choosing an HVAC contractor: Ask around – There’s a good chance that someone you …

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Try the Whole-House Approach With Your Home Comfort Systems

With winter around the corner, it’s time to take a look at your home comfort systems to make sure that you are getting the most out of them. Your entire house is an energy system with parts that depend on one another. If one part of your system is flawed, the others will suffer the …

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Energy Sappers: Your Appliances Take a Lot of Juice — Calculate How Much and Save

Unless you use solar or other renewable energy sources for everyday living, your home is filled with energy sappers that drive up your electric bills. Utility providers measure the amount of electricity you use in watts and kilowatts (kW). One thousand watts is equal to a kW. Kilowatt rates vary depending on your rate plan and your …

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7 Keys To Long-Term Energy Efficiency

Achieving long-term energy efficiency in your home assures you that the heating costs will be lower this winter and you will be more comfortable. It doesn’t have to cost a lot of money to meet this goal, and your benefits start immediately. Increase insulation. The U.S. Department of Energy recommends that you have at least …

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Is This The Right Time To Replace Your Furnace? Do The Math

Winter is only a few months away in the Metro-East region, and you may be wondering if it’s time to replace your furnace. Before rushing out to look at furnaces, do the math to see if buying a new unit makes financial sense. Furnace Efficiency Before replacing a furnace, you should first evaluate the efficiency …

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Insulation: Know The Magic Number?

Warm air naturally flows to cool places, and it’s up to your hard-working HVAC system to get that warm air out of the house in the summer and bring it in during the winter. Insulation impedes air flow and takes a lot of the work load off your furnace or heat pump. R-value is a …

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Why Upgrading To High-Efficiency Air Conditioning Makes Sense, Even If Your Present System Isn’t All That Old

If you’re using an air conditioning system that is not that old, replacing it may be the last thing on your mind. However, even if your present system is fairly new, purchasing a high-efficiency air conditioner may be the smart thing to do. The efficiency of air conditioning systems have improved considerably in the past …

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Premier Contractor Ernst’s GeoComfort Geothermal Systems Shine

Geothermal heat pumps can be used to both heat and cool your home.  The efficiency at which this occurs is measured in two primary ways.  For heating, efficiency is indicated by the coefficient of performance, or COP, which declares the relationship between the heat provided and energy input required to produce the heat.  For cooling, …

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Our Whole-House Energy Savings Ideas Just For Metro-East Homeowners

Energy savings is at the forefront of a lot of people’s minds today, fueled by job loss, the economic climate, and rising prices. In general, people are looking for lots of different ways to cut costs, and saving energy is one good way to spend less. Because heating and cooling costs, and energy use in …

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