Furnace Articles

At Environmental Systems Associates, we know with the right furnace filter, you can save money and improve your Columbia indoor air quality

Our experienced team is always on hand to answer any filter questions you may have as well as to replace or clean your air filter for you.

Prepping your heating, ventilation, and air conditioning (HVAC) system for winter in Maryland not only enhances your safety and your furnace’s efficiency, it can help keep your repair budget in line during cold weather. Tackling this important chore is easier than raking leaves or cleaning gutters when you call the heating and cooling experts at Environmental Systems Associates.

While an air conditioner’s efficiency is measured by its SEER (Seasonal Energy Efficiency Ratio) rating, an electric or gas- or oil-fired furnace’s efficiency is measured by its AFUE, or average fuel utilization efficiency. This standard measurement is given in percentages, letting you know how much of your fuel is actually used to heat your Maryland home and how much fuel is wasted. 

you finally turn your furnace on this winter only to have cold air blowing out of your vents? Or did your furnace stop working just when you started to need it most? There are a few reasons your furnace may be blowing cold air, and there a few things to check before you need to worry too much.

It’s understandable that maintenance tasks often fall by the wayside. Many Clarksville homeowners follow the mantra of “if it ain’t broke, don’t fix it.” Everyone is busy and many seemingly more important priorities tend to creep up every month to consume time and money. 

We receive countless calls every time the temperatures drop below normal ranges, as homeowners here in Howard County encounter problems with their home’s heating system. With the record-low temperatures and extreme conditions most of the country is currently experiencing, our Environmental Systems Associates professionals want to share some insights and tips with you to keep…

A thermostat is a heat-activated switch. It has an internal temperature sensor that causes a switch to open or close. This switch completes or disrupts the electrical circuit that runs your heating and cooling system. It gauges the temperature and depending on the season will turn your HVAC on or off to heat or cool…

Gas furnaces create heat by burning natural gas. This gas is usually methane combined with other carbon based gasses. The Ignitor The process starts with the ignitor. The ignition source for older furnaces is a pilot light, newer furnaces use an electronic starter. With a pilot light, the regulator supplies a very small bit of…