The HDX HDX1P7-012020 Allergen Plus Pleated Merv 11 is part of the Air Filters test program at Consumer Reports. In our lab tests, Furnace Filters, Air Conditioner Filters & Air Filters models ...

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 ...

The Aerostar MERV 11 Pleated Air Filter can filter out particles as small as one micron. Because it does this with an electrostatic charge, it also provides plenty of airflow for the furnace.

designed the MERV scale to represent a filter’s worst possible performance at removing particles 0.3 to 10 microns in size (that’s really small!). Some of the common particles that furnace ...