17x19x1 Exact MERV 13 AC Furnace Filters 12 Pack nutrients-and-supplements This coco and peat moss

This coco and peat moss based blend is ideal for greenhouse growers thanks to its superior drainage and ease of use

4" Support Stakes for 1/4" tubing

Maximum air cooling with built-in flanges

• Processed to insure purity: no disease

Food grade

17x19x1 Exact MERV 13 AC Furnace Filters 12 Pack nutrients-and-supplements This coco and peat mossNordic 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