17x28x1 Exact MERV 7 AC Furnace Filters 6 Pack Chemicals Par Value (PPF) - 835

Par Value (PPF) - 835

Pre-installed nylon washers on each screw averts scratching equipment

This variety of Microbes is designed to promote Nutrient Availability & Plant Protection during the Bloom Stage

HI 9813-6 includes all the features of the HI 9813-5 while incorporating our exclusive CAL CHECKTM feature

17x28x1 Exact MERV 7 AC Furnace Filters 6 Pack Chemicals Par Value (PPF) - 835Nordic 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