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Patent-Pending dual impeller design pumps water on one end and generates oxygen on the other
or 30 minutes
It has a double glass window---the inner glass is tempered and the outer glass is made of explosion proof material
The extended root system resulting from the symbiotic relationship allows to enhance water and nutrient uptake
works great with 20 gallon industrial Rubbermaid tubs
14x18x1 Exact MERV 12 AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Patent-Pending dual impeller design pumpsNordic 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
