16x18x1 MERV 12 AC Furnace Filters 6 Pack Gardening Accessories Uses two lithium cell batteries

Uses two lithium cell batteries (included)

Root Royale Coco Mats can easily be cut to size to accommodate the shape and number of rockwool slabs or cubes in your grow

• Endurance—up to 6 week life with constant 24 hour use

Maximum Flow Rate: Up to 2 GPM

the concentrate is mixed with the water

16x18x1 MERV 12 AC Furnace Filters 6 Pack Gardening Accessories Uses two lithium cell batteriesNordic 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