The glasfloss pta shall be constructed of a single piece of heavy-duty, one piece CR a ft board frame. The metal grid shall be thermally bonded internally to the frame. The metal grids shall provide an 82 percent open area. All corners shall be closed and sealed. The filter media shall be constructed in a progressively dense fashion from air entering to air leaving side. Glasfloss disposable panel filters shall be rated to withstand temperatures up to 180 Degrees Fahrenheit. All filters shall be classified under U.L. Std. 900.

• Progressively dense heavy duty media
• Heavy-duty one piece box frame construction
• Thermally bonded

Progressively dense heavy duty mediaGlasfloss Industries