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Wipeable Absorption Panel

S4 panel is an economical and easily cleanable sound absorber. The S4 panel is constructed from a 3 PCF fiberglass core completely encapsulated with a fiberglass reinforced, aluminized polyester film facing. S4 is available in 1" and 2" thicknesses and panel sizes up to 48" x 120". The S4 panel with aluminized (silver) facing can be used in temperatures from -65° F to 265° F.

The S4 panel is well suited for projects where moisture resistant sound absorber panels are required. Applications include natatoriums, shooting ranges, dog kennels, arenas, and mechanical rooms.

  • Edge treatment: Square
  • NRC: 0.75 to 0.95

See data sheet, page 2, for more information


  • Projects that require a highly cleanable and moisture resistant acoustical treatment that is economical.
  • Arenas
  • Natatoriums
  • Dog Kennels
  • Shooting Ranges
  • Mechanical Equipment Rooms
  • Workshops



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