These pleated filters are an ideal replacement options for the Trion air Bear and air Cub filter
The Z-Line 500 AB and 300 AB filter incorporates 100 percent synthetic fiber that are thermally bonded, and manufactured in an engineered gradient structure
Z-Line 500 AB and 300 AB filter achieve a MERV 10, MERV 11 or MERV 13 rating when tested in accordance with the ANSI/ASHRAE 52.2 test standard
Pre-applied gasketing on the top and bottom of the filter help prevent air bypass
No modification to the filter frame is necessary
The glasfloss 500 AB and 300 AB filter are available with activated carbon to absorb unpleasant household odors
Each filter is sealed in plastic to avoid contamination before use