Pemko S442 High-Temperature Silicone Fire/Smoke Gasketing 1/2" x 1/2" with Adhesive Backing

Pemko S442 High-Temperature Silicone Fire/Smoke Gasketing 1/2"; x 1/2"; with Adhesive Backing

Professional Fire-Rated Door Sealing Solution

The Pemko S442 adhesive-backed fire and smoke gasketing provides comprehensive protection against smoke, fire, air, sound, and weather infiltration. This high-temperature silicone gasket features 1/2"; x 1/2"; dimensions and is engineered for commercial-grade applications with self-extinguishing, non-toxic properties. Available in multiple coil lengths including 17, 18, 20, 21, 25 and 510 ft. options, the S442 meets stringent fire door requirements with Category J and H ratings for various door types and fire ratings up to 3 hours.

Professional Features & Benefits

• Precise Dimensions: 1/2"; x 1/2"; profile designed for optimal sealing performance on door frames for top and side applications.
• Fire Door Compatibility: Category J gaskets for steel frames and classified doors rated up to 3 hours, wood and plastic composite doors up to 1-1/2 hours, and wood core doors for 20 minutes.
• High-Temperature Silicone Construction: Self-extinguishing and non-toxic material provides reliable performance under extreme fire conditions with impervious resistance to fungus and mildew.
• Multi-Hazard Protection: Seals effectively against smoke, fire, air, sound, and weather infiltration for comprehensive door perimeter protection.
• Environmental Resistance: Unaffected by sunlight, ozone, and ultraviolet rays while maintaining consistent sealing properties in demanding conditions.
• Flexible Length Options: Available in 17, 18, 20, 21, 25 and 510 ft. coils to accommodate various project requirements and minimize waste.
• Easy Installation: Adhesive backing allows for quick application to door frames without additional fasteners or tools.
• Manufacturer Warranty: 2 Year warranty coverage for added confidence and protection in commercial applications.

Technical Specifications

• ANSI/BHMA: Air Infiltration Tested, Intertek Testing (Warnock Hersey), Sound Tested- ASTM E90, BHMA Certified, Smoke Tested- UL1784, Fire Rated UL10C- Positive Pressure, Underwriters Laboratory 4L10, Greenguard Gold Certified
• Application: Door Frames to Seal Top and Sides of Door
• Commercial/Residential: Commercial
• Department: Door Hardware
• Features: Self-Extinguishing, Non-Toxic, Impervious to Fungus and Mildew
• Product Category: Door Trim and Accessories
• Product Dimension: H: 1/2", W: 1/2";
• Product Group: Door Trim and Accessories
• Product Model: S442
• Product Subgroup: Astragals, Gaskets and Weatherstripping
• Product Substrate: Silicone
• Product Type: Gaskets
• Subcategory: Gaskets & Weatherstripping
• Warranty: 2 Year

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Industrial and Manufacturing Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings
• Hospitality and Entertainment Venues

Why Choose Pemko Quality?

Pemko S442 fire and smoke gasketing delivers professional-grade reliability with high-temperature silicone construction that meets stringent UL10C fire ratings and BHMA certification standards. The self-extinguishing, non-toxic material provides long-lasting commercial performance with 2 Year warranty coverage. Engineered for demanding commercial applications where code compliance and dependable fire protection are essential.