18x25x1 Pleated MERV 13 Air Filters 3 Pack Grow System/ Trays/ Reservoirs A powder-coated steel grill is

A powder-coated steel grill is clean and durable

and includes instructions

• Bluelab pH Meter (Item #BLU2320E)

allowing your plants to be spaced as the plant canopy requires

Angled anchors

18x25x1 Pleated MERV 13 Air Filters 3 Pack Grow System/ Trays/ Reservoirs A powder-coated steel grill isNordic 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