22x28x1 Exact MERV 7 AC Furnace Filters 6 Pack special-order Includes funnel

Includes funnel

Designed to be wall mounted and connected to ducting to supply/exhaust air

Two separate set points can be adjusted from 4 to 7 pH and 900 to 1800 ppm (mg/L)

Clear in-store EZ-CLONE system

Royal Flush supercharges your flush

22x28x1 Exact MERV 7 AC Furnace Filters 6 Pack special-order Includes funnelNordic 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