17x25x1 MERV 13 AC Furnace Filters 6 Pack LED Lighting The unique molecular structure of

The unique molecular structure of a phosphite is easily absorbed through the roots and leaves ensuring the crop instantly uptakes potassium and phosphorus

1/2 in fittings included to hook directly onto inlet of pump

Far Red light is responsible for increased leaf size

1 SunBlaster 12 T5HO Light kit

- Runs double ended or single ended lamps

17x25x1 MERV 13 AC Furnace Filters 6 Pack LED Lighting The unique molecular structure ofNordic 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