What Is an ECM Motor? (HVAC Blower Motor Guide)
January 10, 2026
If you’ve ever dealt with uneven airflow, rising utility bills, or an HVAC system that just “doesn’t feel right,” the ECM motor may be part of the story. At Sub
If you’ve ever dealt with uneven airflow, rising utility bills, or an HVAC system that just “doesn’t feel right,” the ECM motor may be part of the story. At Sub
If you’ve ever wondered how mini splits work, you’re not alone. We hear this question often from homeowners exploring modern heating and cooling options. At Sub Zero Temp Control, we’ve
If you’ve opened your utility bill lately and thought, “why is my electric bill so high?” you’re not alone. From what we see every winter, this question comes up more
When homeowners ask us about heat pumps, the conversation is usually balanced. On one hand, efficiency sounds appealing. On the other, the disadvantages of a heat pump deserve a clear,
Knowing how to test a capacitor is one of the most useful troubleshooting skills a homeowner or technician can have. In our day-to-day work at Sub Zero Temp Control, capacitor
When homeowners ask about the air filter MERV rating, they’re usually trying to balance cleaner air with reliable HVAC performance. From our day-to-day work at Sub Zero Temp Control, this
When homeowners hear the term permanent split capacitor, it usually comes up during a repair discussion or system inspection. From our perspective at Sub Zero Temp Control, this component quietly
When homeowners call us because their thermostat screen is blank, the concern is immediate. The system won’t respond, the house won’t warm up or cool down, and nothing changes when
When homeowners ask “what is forced air heating?” they usually want a clear explanation without the technical overload. At Sub Zero Temp Control, we have this conversation often during inspections and
When cold weather settles in, one of the first complaints homeowners share with us at Sub Zero Temp Control is how dry the air feels indoors. Even well-sealed homes struggle
