18x18x1 Pleated MERV 12 Air Filters 6 Pack Air Purification Magnesium helps transport phosphate in

Magnesium helps transport phosphate in the plant and is essential in chlorophyll

Ballast Size: 11

High intensive and high output provide higher crops yield and bringing more advantages than traditional hid light source

enabling them to withstand all kinds of weather and temperatures

Perfect as a hands-on family or classroom project

18x18x1 Pleated MERV 12 Air Filters 6 Pack Air Purification Magnesium helps transport phosphate inNordic Pure MERV 12 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, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different