17_1/4x19_1/4x1 Exact MERV 8 AC Furnace Filters 6 Pack lighting-&-electrical-components meaning it has three times

meaning it has three times the amount in each pellet as Sluggo (1% iron phosphate)

There is no substitute for the original actively aerated HumTea

Housing: Waterproof (submersible

sunrise/sunset

They do not affect humans

17_1/4x19_1/4x1 Exact MERV 8 AC Furnace Filters 6 Pack lighting-&-electrical-components meaning it has three timesNordic 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