Why Your Electric Bill Spikes When You Skip Changing Your 17.25×19.25×2 Filter

A dirty 17.25x19.25x2 air filter is shown causing a significant increase in energy consumption and a "BILL SPIKE" alert on the connected electric meter.

That unexplained spike in your electric bill? It might be your 17.25×19.25×2 air filter. At IndoorAirHQ.com, we’ve monitored energy draw on HVAC systems running clean filters versus clogged ones — and a dirty 17.25×19.25×2 HVAC pleated filter consistently forces blower motors into longer, harder cycles that quietly inflate your utility costs. Most homeowners never make … Read more