The 30/30® is a high-efficiency panel filter designed as a strong, value-added upgrade from ordinary MERV 8s, says the company. It has a very low initial resistance, and a low maintained resistance, ...

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Filters were originally conceived to protect heating and cooling equipment, for example to prevent large particles from clogging the air passages of coils. The old, familiar fiberglass filters do a ...

A big factor in good indoor air quality is installing the right air filter. That simple component of your HVAC system plays a far bigger role in a home's comfort and health than many people realize.

Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

When we set out to build a new construction home, we had a lot of research to do. Having lived in city apartments for the previous 20 years made the job a lot harder. We’d always relied on a ...

Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...