16x22x1 Exact MERV 13 AC Furnace Filters 12 Pack cloning-&-seed-starting This product also contains a

This product also contains a healthy dose of Calcium (Ca)

leaf-hoppers

Once connected to the plug-in module using the RJ12 cable built-into the DCC-1

Lifetime : L90: > 50

Good 2 Grow trays and reservoirs are both made of durable high-impact white ABS plastic with UV resistance for improved longevity

16x22x1 Exact MERV 13 AC Furnace Filters 12 Pack cloning-&-seed-starting This product also contains aNordic Pure MERV 13 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, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200