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Fire-retardant plastic insert for 1/2 in, 3/4 in and 1 in CTS tubing. Fits in 1-3/8 in hole in metal framing. Designed for use up to 14 ga metal penetrations. Ideal for isolation of copper, PEX or CPVC tubing in fire-rated environments.
HoldRite® 404-R Flame-Rated Tube Isolator Insert, 1/2 in CTS Pipe, 0.65 in H, Metal