Our 3M™ Vent Tape 394 features a unique, non-woven synthetic backing with high air/gas permeability, good burst strength and solids barrier for minimal voids and less clean up.
We manufacture 3M™ Venting Tape 394 to meet most typical outgassing requirements for foam-in-place insulation processes in appliance and other industries. The non-woven backing conforms well, providing an effective seal. This unique backing has high air and gas permeability, allowing minimal foaming voids and has good burst strength, which helps reduce clean-up. Recommended applications: Outgas venting in appliances