Description
Boss Products 323 HVAC/R High Temp Blue Silicone Sealant, 8 oz Aerosol Can
BOSS® 323 Hi-Temp Blue Gasket Maker is a one-part, non-slumping paste that cures to
a tough, rubbery solid at room temperature on exposure to vapor in the air. This silicone
was formulated to perform at temperatures ranging from -85°F to 400°F (-65°C to 204°C).
*Optimum adhesion is obtained in 7 to 10 days curing time.
Cures to a tough rubbery solid to create any size gasket in minutes. Use on cover plates, hose connections, valve covers to provide a waterproof seal.
Applications:
- Valve covers
- Transmission pans
- Oil pump flanges
- Intermittent use to 550°F
- Insulates thermally
- Insulates electrically
- Waterproof seal
- Weatherproof seal
- Forms an even bead
- Oxygen sensor safe
- MANY MORE...
**The image shown is for illustration purposes only and may not be an exact representation of the product.**

