Built-in circuitry protects your investment from misuse
2 x PotPro™ | Drainage x T (unit)
Complies with the USA Federal Standard 21 CFR 1040
and can be added to the hydroponic reservoir with confidence
27x27x1 MERV 13 AC Furnace Filters 6 Pack controllers Built-in circuitry protects your investmentNordic 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