3M Marine Grade Silicone Sealant, 3 oz.

54748 Clear 54746 White

SKU: 000SRW

$23.95

2 in stock

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• Tack-free: 20 min
• Tensile strength: 220 psi
• Shore A hardness: not available
• Elongation: 350%
• Excellent weathering resistance
• Mold and mildew resistant
• Non-shrinking
• Non-sagging formula
• Not paintable
• Service temperature: -40°F to 190°F
• Not recommended for continuous underwater use
• May be used on Plexiglas™ and Lexan™ surfaces
• Not recommended for use with glass, polycarbonate or acrylic windows that are not also mechanically fastened
• Do not use with electronic circuitry; acetic acid liberated during cure may corrode electronic circuitry