Pipe socket

Plastic pipe fitting

Plumbing hookup kit

Plumbing hookup kit

Quick connect device for auto radiators

Quick connector

Quick coupling device

Recreational vehicle discharge pipe coupler

Recreational vehicle sewerline adapter

Reducer coupling and positioner tool for the coupling

Reducer coupling and positioner tool for the coupling

Reversible ejector tee

Rigid or flexible coupling for pipes

Safety joint

Separation preventive pipe joint

Split spacer for flange fittings

Structure for prevention of mixing of different kinds of oils fo

Transmission fluid cooler line flushing adapter and method

Tube fitting with variable tube insertion

Tubing connector apparatus and method