30x32x1 Exact MERV 8 AC Furnace Filters 6 Pack Terp Derp The active ingredient in RootShield

The active ingredient in RootShield Granules is a patented fungus

A heating mat designed to accelerate and improve the success of seed starting and germination

• Sorting Sizes: Adjustable to User Preference

Multi-volt capability: Can be run at either 120V or 240V

30x32x1 Exact MERV 8 AC Furnace Filters 6 Pack Terp Derp The active ingredient in RootShieldNordic Pure MERV 8 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 and other contaminants are removed. MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters