Reducing Coupling CPVC Schedule 80 For Pipe Schedule 80 1 in Female Socket 1 13/16 in 3/4 in Female Socket 1 1/2 in Includes Seal No For Pipe Outside Diameter 1 in 2 1/4 in Overall Length 630 psi @ 73 Degrees F Maximum Operating Pressure 32 Degrees to 200 Degrees F