10" Viton, Tri Clamp, Tri Clover, Sanitary, Gasket, Seal for still, etc
These viton gaskets are good for butane. Viton gaskets provide an indefinite seal for temperatures up to 400°F, and for temperatures up to 600°F they offer an excellent seal for more than 48 hours. Viton gaskets also have excellent resistance to oxidation, ozone, UV exposure, weather, fungus, and mold.