Napoleon Direct Vent Fireplace & Stove Venting Component Hi-Temperature Sealant (millpac) 10.3 oz Cartridge – W573-0007
Mill-pac, a high temperature sealant, comes in a 10.3oz caulking tube. This easy to use sealant is typically used on direct vent flex pipe to seal joints and wall penetrations where high temperatures are a factor. It’s rated to 1050°F and remains flexible for a very long time to hold it’s seal through the expansion and contraction of the metal components. The tube fits a standard caulking gun.
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