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12.5x21x1

$170.02

Glasfloss Z-Line MR-11 15.5x21x1 exact MERV 11 furnace filters are an inexpensive upgrade from standard pleated air filters and excel where similar HVAC filters (Heating, Ventilation & Air Conditioning) fall short. These MERV 11 air filters also offer an eco-friendly design and enhanced particle filtration. The air filter frame is constructed of heavy-duty, moisture resistant [...]

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