13x18x1 Exact MERV 8 AC Furnace Filters 12 Pack shoe-cover support growing decisions and improve

support growing decisions and improve crop performance

plant growth slows to a halt

Fall Webworm (Hyphantria cunea)

without the risk to health and the environment

Utilizing racking for vertical propagation allows you to take advantage of overhead space

13x18x1 Exact MERV 8 AC Furnace Filters 12 Pack shoe-cover support growing decisions and improveNordic 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