1-1/2 in. x 1 in. CPVC Spigot x Socket Flush-Style Bushing installs to a 1-1/2 in. (38.1 mm) coupling to join a 1-1/2 in. (38.1 mm) pipe and a 1 in. (25.4 mm) pipe in NFPA 13, NFPA 13D, and NFPA 13R fire sprinkler systems. This UL-listed and FM-approved...