11 1/4x23 1/4x1 Exact MERV 8 AC Furnace Filters 12 Pack ventilation/air-conditioning This ensures an airtight seal

This ensures an airtight seal that will keep particles out and exhaust flowing one way

Zero OSHA Rating

Apply when weeds are actively growing

Double the thickness of any other type on the market

HORTILUX BLUE grow lamps emit a world class spectrum that is unmatched in the lighting industry

11 1/4x23 1/4x1 Exact MERV 8 AC Furnace Filters 12 Pack ventilation/air-conditioning This ensures an airtight sealNordic 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