Furnace Articles

Keeping Your Heat During Extreme Cold Weather

January 30, 2019
Cold home, freezing family, mother and son, Wrapped In Blanket Sitting Near Heater.

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…

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Thermostat Troubleshooting

November 28, 2018
Senior woman saving energy by dressing warm and adjusting her thermostat.

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…

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How Does My Gas Furnace Work?

November 28, 2018
Close-up view of blue flames in gas boiler

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…

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