Everything You Need to Know About AC Evaporator Coils

There are many important parts of an air conditioner that need to work together to keep your indoor spaces cool and comfy. One of these key components is the AC evaporator coil, which is designed to absorb heat from the air inside your home. These important coils help with the process of producing cool air … Continued

How Do You Operate Your A/C?

Very frequently, customers ask us “What is the best way to run the A/C?” The surprising fact is that many people have misconceptions on how to use their thermostats, fan cycling, etc. The following list highlights some of the common air conditioning myths: “Lowering the thermostat will cool the house faster.” This is probably the … Continued

How Important is Your Furnace Filter?

The average homeowner doesn’t think about their furnace or A/C unless there is a problem. Many service calls that we encounter are directly caused by dirty filters. The other problem that is very prevalent is the use of filters that are too restrictive, they don’t allow enough air flow through their medium. How does a … Continued

Mini Split AC vs. Central Air – What’s the Difference?

Staying comfortable indoors in the summer isn’t always an easy task without some help from a cooling system. Fortunately, there are several options to consider. Today, we’re focusing on two of the more common ones: ductless mini split systems and central air conditioning. Here’s what you need to know about each option. Ductless Mini Splits … Continued

Energy Codes and New Construction

The International Energy Conservation Code (IECC) dictates code requirements for new construction and remodeling. Individual states and local municipalities can add to those standards but cannot diminish them. The goal of these mandates is to conserve more energy but the net result is to have a safer and more comfortable home. For residential applications, the … Continued

In Memory of Those That Have Given Their All

For most of us, Memorial Day is the beginning of summer and all the fun activities that accompany it. Unfortunately, the reality of this day is the antithesis of festive gatherings. All of us at Official Heating & Cooling pay tribute to all of those who have sacrificed their lives so that the rest of … Continued

5 Things to Consider When Buying a New Air Conditioner

Replacing air conditioner units or cooling systems is something that’s inevitably necessary for many homeowners. Having an efficient and well-functioning air conditioner can be very much appreciated during the summer months in Illinois. If replacing your air conditioner is currently something you’re thinking about, here’s what to consider when choosing a new AC system. 1. … Continued

How comfortable are your 2nd floor bedrooms?

Most two story homes are okay when we have normal heating or cooling days, but when the temperatures hit the 90 degree plus or minus category then those rooms can become very uncomfortable. Unfortunately, most homeowners just accept those conditions because they are not aware of any solutions. Official Heating & Cooling specialize in solving … Continued

How Does an Air Conditioner Work?

Most people think an A/C system blows in cold air to cool down a home. Let’s examine the A/C process. A good analogy is to think of how an air cleaner works; taking air from within your home, removing particulates and recirculating that air, minus dust and particles. In much the same way, your A/C … Continued

How Are Air Conditioners Rated?

Almost everything we buy today has some kind of energy rating. SEER (Seasonal Energy Efficiency Rating) is the acronym for the HVAC industry in rating the efficiency of air conditioners. This is analogous to miles per gallon for the automotive industry. Years ago, the required SEER rating was 8, then it went to 10 and … Continued