• Heavy-duty, 1-piece craft board frame
• All corners shall be closed and sealed
• The fiberglass filter media shall be coated with a non-toxic, non-flammable, odor-free adhesive
• The fiberglass media shall be constructed in a progressively dense fashion from air entering to air leaving side
• The fiberglass media shall have a skin backing on the air entering and the air leaving side
• The media and reinforced strut retainers shall be glued and sealed inside a heavy-duty, craft board frame
• Thermally bonded
• Progressively dense heavy-duty media
• Made in USA

The Glasfloss® GDS disposable panel filter features an innovative, reinforced, "double strut" construction for excellent durability and performance in commercial, industrial and residential applications. The design provides 10% greater open media area than traditional metal grill filters and offers excellent dust holding capacity. In addition, the design allows for easier disposal, eliminates sharp edges for safer handling and reduces carton weight for lower shipping costs.