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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
*The 400W HPS Double Ended Grow Lamp works with any of our 400w compatible Double-ended reflectors (In stock Soon)
When you upgrade to the Kief Filter Screen
Make sure that the bag has at least one inch of water surrounding it so that the vacuum bag is not in direct contact with the bottom or sides of the pot
Perlite is a unique volcanic mineral which expands from four to twenty times its original volume when it is heated
5-inches Long
16x20x2 Pleated MERV 13 Air Filters 12 Pack Grow Light Bulbs *The 400W HPS Double EndedNordic 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