Heating and Cooling

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From Eric Kjelshus Energy

HVAC Duct Design and the Importance of Return Air

Return air is an often overlooked part of great duct design. Air return duct systems can be configured in two ways: In the second case, either grills must be installed to allow air to pass out of closed rooms, or short “jumper ducts” can be installed to connect the vent in one room with the...

Glossary of HVAC terms

AFUE – Annual Fuel Utilization Efficiency; A measure of a gas furnace’s efficiency in converting fuel to energy. The higher the rating, the more efficient the unit. For example: A rating of 90 means that approximately 90% of the fuel is used to provide warmth to your home, while the remaining 10% escapes as exhaust....

Tips for Selecting a Contractor

Check credentials- Before making your selection, call the Better Business Bureau to make sure the contractor is reputable. Also, find out if the contractor is a member of a local or national association such as the Air Conditioning Contractors Association of America. Make sure the contractor is affiliated with a nationally known manufacturer. Contractors should...

Mold- Construction & Remodeling

If you are building a new home, or just doing some remodeling, you may have concerns about mold and its possible health effects. Besides expensive damage to your property, mold growth can contribute to poor indoor air quality in your home, potentially resulting in dangerous health problems. Mold concerns have been getting a lot of...

How do I properly maintain my heating and cooling equipment?

Your home comfort system is in the background, running all day long, on and off, for most of the year. It keeps you comfortable, catches your dust, and zaps those nasty cold viruses. It needs to be properly cleaned and maintained. If it isn’t, it can get clogged, parts will stop working and there will...

How a Furnace Works

Facts: A furnace works to keep a home warm in the winter and plays a critical part in the operation of an air conditioning system. Furnaces produce heat through the combustion of natural gas in the furnace’s burner. The heat produced from this process then passes through a heat exchanger. Air from your home’s return...

How Does Central Air Conditioning Work?

Central air conditioning helps keep your home cool and reduces humidity levels. By transferring heat from air located inside your home to the outside, conditioned and cooled air is left to be re-circulated. Using electricity as its power source, the compressor inside an air conditioning unit pumps coolant, or refrigerant, back and forth to gather...

How Furnace Maintenance Pays Off

Simple maintenance can pay big dividends for comfort, efficiency and safety. When it comes to furnaces (we’ll focus on natural gas), an ounce of prevention truly is worth a pound of cure. To help you avert the hassle of your furnace dying or simply not putting out enough heat– just when you need it most....

Air Conditioning Maintenance & Tune-Ups

Air conditioners lose capacity with use. The coils become plugged, filters get dirty, belts slip and often there is a refrigerant leak. While comfort is lost, energy costs soar. A 20% increase in operating cost is not uncommon. You may not recognize this problem until comfort is lost and, by then, the extra dollars are...

How Often to Service Your HVAC System

Updated: 5.24.24 If you have ever wondered how often to service HVAC systems for peak performance and efficiency, you’re in the right place. In this comprehensive guide, we’ll delve into the importance of regular servicing and the key factors of cleaning HVAC systems to ensure your unit’s longevity and optimal functioning. Our expert recommendations fill...

Why does a heat pump blow out cold air?

The air temperature leaving your register should not be less than 85 degrees. Even though the air temperature coming out of the register is 85 degrees your body temperature is 98.6. The 85-degree air will feel cool. The problem is not the air temperature but the location and type of register being used. Sometimes a...

What temperature should I set my thermostat?

There is no certain temperature that will meet everyone’s comfort level. The system is designed to maintain 70 degrees inside when the outside temperature is 10 degrees colder in the winter. It is also designed to maintain 75 degrees when it is 95 degrees outside. The whole point in having a system in your home...