28x30x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack cube Or simply use it respond

Or simply use it respond to situations that may require additional air movement

Our careful balanced mineral ratios help facilitate optimal plant development including photosynthesis

This technology insures that

Food-grade plastic

Storing your pH and/or ORP electrodes in a storage solution will also keep the junction clear

28x30x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack cube Or simply use it respondNordic 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.