21x22x1 MERV 14 AC Furnace Filters 6 Pack pots-and-containers becoming thick and healthy instead

becoming thick and healthy instead of circling the inside of the pot and becoming root bound

Includes: Union

Optional Trellis Supports

and the XL model was just upgraded in 2019

10 x PotPro™ | Platform Fitting x T (unit)

21x22x1 MERV 14 AC Furnace Filters 6 Pack pots-and-containers becoming thick and healthy insteadNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.