Aluminium Jacketing Aluminum Jacketing Coil with ...
b: Aluminum with Polysurlyn Moisture Barrier ① Polykraft /Polysurlyn Moisture Barrier. MOISTURE BARRIER (also known as moister retarder): layer of plastic film or other material applied to the inner side of metal jacketing to inhibit jacket corrosion by interfering with the formation of a galvanic cell between the dissimilar metal of the pipe and jacket …
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