10x18x1 Exact MERV 13 AC Furnace Filters 12 Pack nutrients-and-supplements *Does not include 1' height

*Does not include 1' height extension poles

a transformer w/120V plug

Use our USA made Greenhouse Film in conjunction with our GROW1 Greenhouse Clips and GROW1 Wiggle Wire Channel Kits to create the perfect greenhouse structures

see MSDS for details

10x18x1 Exact MERV 13 AC Furnace Filters 12 Pack nutrients-and-supplements *Does not include 1' heightNordic 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