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  • Pemko S77
  • Adhesive-Backed Fire/Smoke Gasketing
Select Size


- Designed for hollow metal and wood meeting stile applications.
- Seal begins compressing at 5/16". Compresses to seal up to a 1/16" gap.
- SiliconSeal is extruded from high-temperature silicone; effective between -58°F and 450°F.
- Self-extinguishing and non-toxic. Unaffected by sunlight, ozone and ultraviolet rays.
- Impervious to fungus and mildew; will not deteriorate under normal exposure.

  • Size:
    • Width: 1/2"
  • Ratings:
    • BHMA Certified
    • Fire Rated - UL10C - Positive Pressure
    • Smoke Tested - UL1784 (also category H & J)
    • Air Infiltration Tested
Note: All adhesive gaskets have a limited storage and shelf life. This product must be installed within 6 months of purchase and must be stored between 50ºF and 100ºF.

Before installing thoroughly clean the frame with the enclosed cleansing towelette to remove grease, dust or cleanser build-up. Before installation, wait for frame surface to completely dry (evaporate). As an alternative or substitute cleanser, use isopropyl (rubbing) alcohol. Note: Mineral spirits or other petroleum based cleaning products should NOT be used.

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