13_1/4x13_1/4x1 Exact MERV 10 AC Furnace Filters 6 Pack refurbished-products Kit includes (4) wood mounting

Kit includes (4) wood mounting screws

No 4 Perlite features LARGE and BULKY particles which maximize nutrient uptake

Larvae should be released immediately upon receipt

CO2 (optional)

13_1/4x13_1/4x1 Exact MERV 10 AC Furnace Filters 6 Pack refurbished-products Kit includes (4) wood mountingNordic Pure MERV 10 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, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies