Permatex’s New Optimum Red RTV gasket maker provides maximum temperature performance up to 750F intermittent. The advanced formulation allows for a sensor-safe, low odor and non-corrosive performance and is resistant to oil and common shop fluids. Permatex optimum red also resists aging, weathering and thermal cycling without hardening, shrinking or cracking.

Product Features:

• Superior adhesion and flexibility
• Non-flammable and non-toxic
• OEM specified and meeting performance specs of OE silicone gaskets
• Replaces most cut gaskets
• Improved fluid resistance
• Can be used as a gasket maker or dressing