Armstrong Ultra-Capacity Drain Trap

Armstrong Liquid Drainer with Back Vent Technology

Pressures up to 450 psig (31 bar)

Capacities up to 700,000 lb/hr (317520 kg/hr)

Liquid drainer with back vent for exceptionally high-capacity drainage of liquid from gas under pressure.
The liquid drainer (LD) configuration was developed to meet very large capacity needs in draining water and other liquids from air or other gases under pressure.
To prevent air or gas binding, the access port in the top of the body serves as a back vent connection to the equipment being drained.