13x20x1 Exact MERV 13 AC Furnace Filters 12 Pack Grow Light Ballasts Make easy cuts with the

Make easy cuts with the hard chromed SK5 steel saw blade

pH Down™ is safe to handle and is suitable for use in organic food production

It is ready to be combined with a CMh 315W ceramic metal halide lamp (not included) and the Xtrasun XTE3150 CMh 315W digital ballast (not included)

FloraLife® Express Universal 300 is a revolutionary floral product that allows fresh cut flowers to be fed and fully hydrated without having to re-cut stems before arranging in a vase or floral foam

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13x20x1 Exact MERV 13 AC Furnace Filters 12 Pack Grow Light Ballasts Make easy cuts with theNordic 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