11 1/4x19 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 12 Pack hydro-x It can measure up to

It can measure up to 10

Low profile design for lower clearance areas

Never before has there been a pH controller with these features for this value

100 micron accessory screen for the Heavy Harvest Trim Tray (item code SW0050)

11 1/4x19 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 12 Pack hydro-x It can measure up toNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.