Aerostar 12x12x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 11 3/4"x11 3/4"x3/4") Pattern Name:Air Filter GTH 52XLS and TS 352

GTH 52XLS and TS 352 series

including installation outdoors or in damp locations

These round tubing caps made of Premium Quality Plastic

Environmental protection materialXOOL M6 kit crib screws and nuts are made of high quality carbon steel

Aerostar 12x12x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 11 3/4"x11 3/4"x3/4") Pattern Name:Air Filter GTH 52XLS and TS 352Aerostar 12x12x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 11 3 4"x11 3 4"x3 4") Aerostar 12x12x1 MERV 11 Pleated Air Filters (Actual Size: 11 3 4" x 11 3 4" x 3 4") 4 Pack. MERV 11 filters are comparable to MPR 1000 1200 and FPR 7. Designed for superior filtration efficiency, these filters are made with electrostatically charged synthetic material that draws and captures allergens between 0. 3 1. 0 microns, including