20x21_1/2x1 Exact MERV 8 AC Furnace Filters 6 Pack fluorescent-lighting Cocogro has a very low

Cocogro has a very low salt content that is available in 1/2" double-sieved long fibers to reduce dust and give ample space within the mix

miticide and fungicide

Periodic flushes with Big Time Rinse will remove excess nutrient salts and safely leach them from your crops media

Compatible with DL items 913024 and 913024D

20x21_1/2x1 Exact MERV 8 AC Furnace Filters 6 Pack fluorescent-lighting Cocogro has a very lowNordic 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