Autoclaveable polypropylene plastic tray
Regular Feeding: Mix ¼ – ½ tsp per gallon of water
May also be used as a growth booster or as part of the Elements Total Solution
Nordic Pure 20x24x2 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
Cover with opaque plastic or foil
28x36x1 MERV 13 AC Furnace Filters 6 Pack Emitters Autoclaveable polypropylene plastic trayNordic 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