13x18x1 Exact MERV 14 Plus Carbon AC Furnace Filters 12 Pack complete grow kit the timer can trigger ON

the timer can trigger ON the ILS4 switcher box outlets sequentially: 1 at a time with 30 seconds between each outlet power up (ILS4T-1) or 2 outlets at a time with 30 seconds before the second pair of outlets power up (ILS4T-2)

CalCarb is a unique form of a simple and very common compound that contains both calcium and carbon

Increases brix levels resulting in a sweeter taste and aroma

Food-grade plastic

Packaging Dimensions - 20

13x18x1 Exact MERV 14 Plus Carbon AC Furnace Filters 12 Pack complete grow kit the timer can trigger ONNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.