16_1/2x21x1 Exact MERV 7 AC Furnace Filters 6 Pack Water Treatment Five 11" round ventilation sockets

Five 11" round ventilation sockets

light liquid splashes

Nordic Pure 16x20x4 Pleated Air Filters MERV 14 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Versatile Application: Can be used as a root drench or foliar spray for quick mineral deficiencies correction

have high torque

16_1/2x21x1 Exact MERV 7 AC Furnace Filters 6 Pack Water Treatment Five 11" round ventilation socketsNordic 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