Change Your Air Filters!
- Bill Doar
- Aug 25, 2022
- 2 min read

Air filters are a central, but often under-appreciated part of a central HVAC system. They don’t just filter out bits of pollen and dust that would otherwise circulate through the home and lower indoor air quality. They also provide a first line of defense against larger objects such as bits of loose insulation being pulled into the system where they could cause damage or present a fire risk. But if you don’t change your air filter regularly, it can turn against you. Clogged air filters are the NUMBER ONE cause of HVAC system failure. We here at BCS Service Pros figured we'd write to our AWESOME clients to simply remind them - change your air filters to keep your HVAC System running efficiently!
EFFECTS OF A DIRTY AIR FILTER
The blower fan in the HVAC system has to work harder to push air. When it’s working harder, it’s drawing more energy, leading to higher bills. It’s also more likely to wear out from the strain.
The difficulty in moving air means that your living areas may not get all the air they need. This means poor home comfort for you, and the temperature sensors which regulate when the HVAC system turns on and off might not ever register the temperature needed to signal the system to power down.
Because the heated or cooled air can’t travel out of the furnace, heat pump, or air conditioner as easily, the system runs the risk of overheating or freezing up.
The additional material on the air filter itself can provide a space for moisture to gather, encouraging the growth of mold or bacteria colonies.
Because air doesn’t circulate as quickly, particulates can settle in ducts and on household surfaces when they’d usually be carried into the system and filtered.
WHEN TO CHANGE YOUR AIR FILTER
It’s best to change your air filter every month or two, especially if you have pets or live in a high-pollen area. Air filters are generally inexpensive, and changing your air filter is a simple task that doesn’t require a professional hand. In most cases, you should simply be able to slide the old filter out and slide a new one in.
At BCS Service Pros, we treat each client like family and are happy to assist in any area - from routine maintenance to full system change outs for multi-family units to clients throughout Texas. With that being said, changing your air filters regularly is an essential part of HVAC Maintenance to keep your system running efficiently!
Mike Trombley
Owner, BCS Service Pros






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