24x28x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack environmental Also available in commercial sizes

Also available in commercial sizes as JH Biotech Natural Wet

MICRO is highly concentrated and needs to be diluted and mixed FIRST

This meter easily fits in the palm of your hand and the bottom probe connection ensures the electrode cable doesn't get in your way

The sturdy recycled plastic base acts as a reservoir for water

Intelligent controller with temperature and humidity programming

24x28x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack environmental Also available in commercial sizesNordic 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.