Item name: 4.5" Silicone High Heat Green Nested Stopper Item is made from High Heat Silicone Material for longest lasting life.
Item ID: 854-260
Item Description: This stopper is made of silicone for high heat protection! The serviceable temperature range is from -40F to about 700F.
Item’s Dimensions: This green Silicone Nester Stopper has a 4-1/2" Outer Diameter. Stopper fits any hole from 13mm to 4.5".
Item’s Recommended Uses: These stoppers can be used with a blowhose or just as a closure. Even though silicone is rated higher we do not recommend using these in extreme environments.