Adhesive Backed Silicone Seal Perimeter Gasketing

The Pemko S88 Siliconseal™ Adhesive-backed Gasket

This adhesive-backed gasket is a high-performance perimeter sealing solution designed for commercial doors where fire, smoke, and environmental control are critical.

Specifications:

• Material: High-temperature silicone
• Mounting: Adhesive-backed (easy installation, no mechanical fasteners needed)
• Compression Range: Starts compressing at 1/4" gap but seals tightly down to 1/16" gap
• Durability: UV, ozone, and sunlight resistant and won’t degrade from fungus or mildew

Seals Against:

• Smoke (important for fire-rated openings)
• Fire (as part of a rated assembly)
• Air infiltration
• Sound transmission
• Weather (drafts, dust, moisture)

Performance Advantages:

• Excellent compression memory → maintains seal over time
• Smooth door operation → doesn’t interfere with latching
• Long lifespan → commercial-grade durability

Features:

• Color(s): Dark brown, clear, black, gray, tan, white
• Coil Lengths: 17, 18, 20, 21, 25, 30, 204, and 510 ft

Typical Use Cases:

• Fire-rated commercial doors
• Effective between -58°F and 450°F
• Office buildings, hospitals, schools
• Stairwell and corridor doors (smoke control)
• Exterior doors needing weather sealing