NEW Hilti CP 643-90/3" expanding firestop collar device Offered is a NEW Hilti Firestop Collar Part # CP 643-90/3" Description: Material: galvanized steel Temperature resistance range: -4 - 212 °F Expansion temperature (Approx.): 482 °F Expansion ratio (unrestricted, up to): 1:17 Mold and mildew resistant: Yes Pipe diameter - range: 3.11 - 3.58 in This item is NEW.
A thick walled titanium tube in the CP grade is offered for sale. This tube was tested for alloy at a local metallurgical laboratory and found to be the chemically pure grade. It's T1 in the list of items tested.
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