20x20x1 Pleated MERV 14 Air Filters 6 Pack controllers Use Ancient Amber in potting

Use Ancient Amber in potting soil or hydroponics with any nutrient line

Clear sump with male threads and double O-ring

work great

Rapid Release: Mites emerge 3-5 days after application of Rapid Release sachets

they stay right in the area where they are released

20x20x1 Pleated MERV 14 Air Filters 6 Pack controllers Use Ancient Amber in pottingNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.