CSA B125.1-18/ASME A112.18.1-2018 (R2023)

This is the fourth edition of ASME A112.18.1/CSA B125.1, Plumbing supply fittings. It supersedes the previous edition published in 2012.

Together with ASME A112.18.2/CSA B125.2, Plumbing waste fittings, CSA B125.3, Plumbing fittings, and ASME A112.18.6/CSA B125.6, Flexible water connectors, this Standard forms a series to cover plumbing fittings.

This Standard covers plumbing supply fittings and accessories located between the supply stop and the terminal fitting, inclusive, as follows:

a) automatic compensating valves for individual wall-mounted showering systems;
b) bath and shower supply fittings;
c) bidet supply fittings;
d) clothes washer supply fittings;
e) commercial pre-rinse spray valves;
f) drinking fountain supply fittings;
g) humidifier supply stops;
h) kitchen, sink, and lavatory supply fittings;
i) laundry tub supply fittings;
j) lawn and sediment faucets;
k) low-pressure water dispensers;
l) metering and self-closing supply fittings;
m) showerheads, hand-held showers, and body sprays; and
n) supply stops.