Permatex 80050 Clear RTV Silicone Adhesive Sealant, 3 oz
3.7Best price now
$5.37at AmazonObserved at 7:07 PM
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Permatex 80050 is a 3 oz tube of clear acetoxy-cure RTV silicone for sealing, bonding and repairing glass, metal, wood, plastic, ceramic and vinyl. It skins over in about an hour, cures in 24 hours, stays flexible from -75 to 400°F and resists water, weather and vibration. The best new price is $5.37 at Amazon as of November 4, 2026, with three stores listing it new.
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Lowest price we've seen: $5.37 on Nov 5 at Amazon. Tracked across 1 store since Nov 5.
Only a few ratings are on record, averaging 3.7 out of 5. Feedback is mixed, with users liking the clear, flexible seal but some finding the cure or adhesion disappointing.
General-purpose, clear RTV indoor/outdoor sealant. Seals, bonds, repairs, mends, and secures glass, metal, plastics, fabric, vinyl, weather stripping, and vinyl tops. May be applied to horizontal or vertical surfaces. Waterproof and flexible. Temperature ranges from -75 F to 400F (-59C to 204C), and resists water, weather, and vibration. Not recommended for windshield installation.
