Pemko S88W 21FT Smoke Seal 21ft White

Pemko Manufacturing Co S88W 21FT Smoke Seal provides a reliable solution for sealing gaps in doors, effectively compressing to close up to a 1/16" opening. This self-adhesive perimeter gasket is crafted from high-temperature silicone, making it suitable for environments with temperatures ranging from -58°F to 450°F. Designed with versatility in mind, the S88W seal meets FAR 25.853 Airworthiness Standards, and has been smoke tested in accordance with UBC 7-2 and UL 1784-01, ensuring compliance with NFPA 105 for smoke and draft control. Its exceptional air infiltration performance, tested to ASTM E-283-04, demonstrates only .09 CFM/ft of crack, making it an effective barrier against unwanted airflow. The gasket is categorized under various systems, including Category B for doors, requiring additional edge sealing systems, and Category H for positive pressure openings. It is available in multiple colors, including clear, gray, tan, dark brown, black, and white, to suit diverse applications. With a limited shelf life of six months, the S88W is non-toxic, self-extinguishing, and impervious to fungus and mildew. Its installation is straightforward, mounting easily on the side of the frame. Ensure your doors are equipped with this high-performance smoke seal for optimal security and efficiency.

Smoke Seal 21ft White

The S88 adhesive perimeter gasket compresses to seal up to a 1/16" gap and is available with perforations for behavioral health applications.

Features:

• Seal begins compressing at 1/4", compresses to seal up to a 1/16" gap
• SiliconSeal is extruded from high-temperature silicone; effective between -58°F and 450°F
• Meets FAR 25.853 Airworthiness Standards for Compartment Interiors
• Smoke tested in accordance with UBC 7-2 and UL 1784-01; meets the requirements of NFPA 105
• Air infiltration tested in accordance with ASTM E-283-04. Air infiltration is only .09 CFM / ft of crack.
• Category B - Doors - additional edge sealing system required - see Category G. Requires Category G system with gasket for fire and possibly smoke
• Category G - Edge-Sealing Systems - systems that are surface applied to frames or doors and required for Category B doors
• Category H - Gasketing - Smoke and draft control for positive pressure openings. Recommended products are PK33, PK55, S44, S88 and S773
• Category H gaskets for use with listed steel frames and/or classified steel covered composite, hollow metal doors rated up to and including 3 hours; wood and plastic covered composite doors rated up to and including 1-1/2 hours; and wood core doors rated for 20 minutes without hose stream. When applied to the door and frame assembly in accordance with the manufacturers installation instruction, the assembly will comply with UBC 7-2 (1997) part II
• Category J - Doors - gasketing that has been tested on a positive pressure fire door and frame but is not required for the door to obtain its fire door rating. Category J gasketing does not negatively affect the rating on a positive pressure door
• Category J gaskets for use with listed steel frames and/or classified steel covered composite, hollow metal doors rated up to and including 3 hours; wood and plastic covered composite doors rated up to and including 1-1/2 hours; and wood core doors rated for 20 minutes
• Limited shelf life - product must be used within 6 months of purchase and must be stored between 50 degrees (F) and 100 degrees (F)
• Self-extinguishing, non-toxic and unaffected by sunlight, ozone and ultraviolet rays.
• Impervious to fungus and mildew; will not deteriorate under normal exposure

Specifications:

• Gasketing Material: Silicone
• Height: 1/4"
• Maximum Length: 510'
• Minimum Length: 17'
• Mounting Location: Side of frame
• Mounting Type: Self-adhesive
• Weight: 0.03 lbs
• Width: 1/2"

Colors:

• C - Clear
• GR - Gray
• TAN - Tan
• D - Dark brown
• BL - Black
• W - White