Air-Loc Back Plugs Are Designed For Both Low-Pressure Sewer Line Acceptance Tests As Well As Leak Location Testing In Plumbing.
Air-Loc Back Plugs can also be used to block flow by simply plugging the fill and read-back ports. Durable, easy-to-use quick-disconnect hose connections provide long lasting inflation and read back hose ports. Available back pressure is 13 PSI. Feet of head pressure is 30.