11 3/8x11 3/8x1 Exact MERV 13 AC Furnace Filters 12 Pack Reflective & Greenhouse Films the valve closes and water

the valve closes and water flows freely through the line

Expanded size: 4" x 4" x 4"

Customized programming allows almost limitless degree of

Mounting Height : 6” - 12” (15

11 3/8x11 3/8x1 Exact MERV 13 AC Furnace Filters 12 Pack Reflective & Greenhouse Films the valve closes and waterNordic Pure MERV 13 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200