11 1/4x11 1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification Waterproof and extremely insulating

Waterproof and extremely insulating

Extra Barrel Plunger Gasket included

but truly works wonders on cuttings and transplants

The lid has alpha numeric symbols formed directly into the plastic

11 1/4x11 1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification Waterproof and extremely insulatingNordic Pure MERV 7 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters