21_1/4x23_1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack spl_ps 3/16 inch ID

3/16 inch ID

This is used with LightRail 5 and a second Add a Bar Kit (AAB KIT LR5)

When introduced into any living system

These quality ingredients are processed into a liquid supplement that can be applied through any irrigation feed method or foliar spray

The Mini Standard System comes all-inclusive with the largest hopper in the industry

21_1/4x23_1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack spl_ps 3/16 inch IDNordic 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