Pemko S88D21 21' Adhesive Perimeter Gasketing - Dark Brown Finish

Pemko S88D21 252" (21') Adhesive Perimeter Gasketing in a rich Dark Brown finish offers an effective solution for enhancing energy efficiency in your door systems. Crafted from durable Silicone material, this gasket is designed to provide superior weatherization, minimizing air leakage and ensuring a comfortable indoor environment. With a projection of 1/4", it fits seamlessly around doors, creating a reliable barrier against drafts, moisture, and noise. This product not only meets but exceeds industry standards, having undergone rigorous testing for performance. The included mounting hardware simplifies installation, making it accessible for both professionals and knowledgeable homeowners. The 21' x 1/2" size is ideal for a variety of applications, while the elegant dark brown color complements numerous door styles. Additionally, Pemko stands behind the quality of its products with a limited 5-year warranty, providing peace of mind for your investment. As part of a comprehensive line of architectural door accessories, this perimeter gasketing is a testament to Pemko’s commitment to innovation and quality since 1952. Whether for new constructions or renovations, the Pemko S88D21 is a smart choice for weatherstripping needs, ensuring durability and effectiveness for years to come.

252" (21') Adhesive Perimeter Gasketing Dark Brown Finish

Since 1952, the Pemko name has been known as a key manufacturer in weatherstripping products. Over the years as an ASSA ABLOY Group brand, we have expanded our product line into a full line of architectural door accessory products to include thresholds, fire/smoke gaskets, door bottoms, perimeter gasketing, brush seals, astragals, continuous geared hinges, fire and life-safety products, lites and louvers, and sliding door hardware. The Pemko product line offers sound-tested, smoke-labeled, fire-labeled, skid resistant, and ADA-compliant products, and aggressively pursues new product development to create solutions for new applications and requirements.

• Pemko Products Provide an Energy Efficient Door Solution
• Pemko Products Undergo Rigorous Testing to Ensure That They Meet or Exceed the Industry Standards
• Pemko Offers Many Fabrication Options to Fit Specific Job Requirements
• Mounting Hardware Included
• Limited 5 Year Warranty
• Seal begins compressing at 1/4". Compresses to seal up to a 1/16" gap.
• Available in black, clear, dark brown, gray, tan and white.
• S88 is available in 17, 18, 20, 21, 25, 30, 204 and 510 ft. coils.
• 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.
• 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 "Standard for the Installation of Smoke Door Assemblies and Other Opening Protectives".
• S44, S77 and S88 are 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.
• Category G
• Storage and shelf life: All adhesive gaskets have a limited shelf life. This product must be used within 6 months of purchase and must be stored between 50 degrees (F) and 100 degrees (F). For further notes/details, please see Adhesive Gasketing section.

Resources

• 2022 Markar/Pemko Product Catalog
• 2022 Pemko Price Book
• Architectural Door Accessories - Cross Reference Sheet
• Catalog Section - Pemko S88 Adhesive Gasket
• Catalog Section - Pemko S88 Adhesive Gasket
• Pemko S88_ Cut Sheet
• Pemko S88_ Cut Sheet
• Pemko S88_ Installation Instructions
• Pemko S88_ Installation Instructions
• Pemko S88_ Line Drawing Autocad
• Pemko S88_ Line Drawing Autocad
• Pemko S88_ Line Drawing Autocad
• Pemko S88_ Line Drawing Autocad
• Pemko S88_ Tech Sheet
• Pemko S88_ Tech Sheet
• S773 SiliconSeal Adhesive Smoke/Fire Gasket - Environmental Product Declaration (EPD)
• S88 SiliconSeal Adhesive Smoke/Fire Gasket - Environmental Product Declaration (EPD)