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Merv 13 4" Furnace Filter Merv 13 4" Furnace Filter

Clear The Air Merv 13 filters are the best possible choice in residential HVAC filtration. Hospital-quality, advanced pleated technology. Our Green pleat removes 96% of allergens, fine particles, dust, pollen, dust mites, bacteria, mold spores, pet dander, smoke, gases & odors.

The Glasfloss Z-Line MR 13 pleated air filter achieves Merv 13 while maintaining low pressure drop and good service life. The Merv 13 provides a cost-effective upgrade from lower efficiency pleated filters for a variety of applications.
Merv 13 4" Furnace Filter Honeywell Merv 13 Furnace Filter
The Multi-Pleat GREEN 13 is a high efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies than standard pleated filters.

The Glasfloss Z-Line 400 HW & HWR (Honeywell) is a replacement option for the Honeywell F-100 and FC40R air filters. The ZLine 400 HW & HWR incorporates 100% synthetic fibers that are thermally-bonded, and manufactured in an engineered gradient structure.