dirty air filter symptoms

How Much Is a Dirty Air Filter Really Costing You Each Month?

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Homeowner sliding a clean pleated HVAC air filter into a return-air vent in a bright Florida home

A dirty air filter can raise your electric bill by restricting airflow, which forces your air conditioner or furnace to run longer to reach the same temperature. The U.S. Department of Energy puts the wasted energy at 5% to 15%. For most homes that is roughly $3 to $10 a month, or $40 to $120 … Read more

Protect Your Infant From Air Filter Bacteria: What Parents Must Check

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A four-step photographic guide teaching parents how to check and upgrade an HVAC air filter for an infant's health.

Forty breaths a minute. That’s how fast your newborn’s lungs are working right now, pulling in whatever your HVAC system pushes out. If the filter behind that vent is a standard MERV 8, most airborne bacteria pass straight through it and into your baby’s nursery on every single cycle. You probably triple-checked the crib mattress, … Read more