CST (formerly A.O. Smith) initial found the methodology of managing corrosion by fusing glass to steel while in the 1930s. The know-how was originally used in the brewing and hot water heater industries. That includes a sturdy structural foam construction that will not climate or crack, this product is crafted https://www.facebook.com/permalink.php?story_fbid=pfbid0JCbTACKgWoy8z3h8AXG5R6yM6rPsSjpHjVP48ayfKDcGcgVW1NR3gtH65rQu9AfKl&id=61560512640678&__cft__[0]=AZUhnwHt9wPorQ73oCdz3QBy3UjEjV9eBpbcOHdyrGy-WslIQC-ZEMgmjxa3aafALMCG-eSjCWI3ZqH46RrXoFElylt1pP3ugbg-SiOoymi5ogMee_RCfxW1fhffRGTlYzWXPf8OCRYqPCZriZk4_gk6UAZbzAOs8KUiQ5V-lJWSpEGgi5bZWxYLoiyADPQFzvIjifmvqmNSdCPFz2T6n9t5&__tn__=%2CO%2CP-R