17x20x1 MERV 8 AC Furnace Filters 6 Pack Odor Control Temperature display range: 32 to

Temperature display range: 32 to 140°F (0 to 60°C)

Magnesium oxide

Warranty: 5 Years

Additionally top-feed each plant 1-2 quarts of the water/Royal Flush solution

Demand the very Best Accept No Imitations The Max-Fan™is an inline mixed flow fan capable of medium to high static pressure

17x20x1 MERV 8 AC Furnace Filters 6 Pack Odor Control Temperature display range: 32 toNordic Pure MERV 8 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 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters