Automatic Drain Device
Function: Used to drain low point of system between fire dept connection and swing check valve. Seals automatically under pressure. Installed in horizontal position only.
Regularly Furnished: Cast brass angle or straight connection, male NPT both ends. Size and design as selected by Model Number.
Model Size Design
5981 ....... 1/2" (1.2cm) Straight
5982 ....... 3/4" (1.9cm) Straight
5983 ....... 1/2" (1.2cm) Angle
5684 ....... 3/4" (1.9cm) Angle