Pipe Joint Compound Compound which, when applied prior to joining, lubricates a pipe joint or seals the pipe threads when the pipe is joined. Pipe Laser Laser beamed optical device which is used to align pipes by projecting the beam along the slope of pipe installation and beyond to some distant point. The pipe layer can keep a watch on the alignment of the piping by looking through the viewer to check if there is alignment with the light beam. Pipe Nipple Short length of pipe with male threading on each end, used in places where one is needed. Pipe Plug Male threaded plug, which seals the end of a run of pipe when fitted into a female threaded fitting.
Plug has a slotted head or square head with wrench flats.
Pipe Sleeve Sleeve, constructed from a strong and durable material, which is passed through a wall, for the purpose of inserting other pipe through it and, therefore, through the wall. Pipe Street Ell Connector ell which has male threads on one end and female threads on the other so that it can connect a male end of pipe to a female end or can change direction without a joint. Pipe Supports Any and all devices such as straps, clamps, etc. which are used to hold piping in place. Hangers support pipes from above while spring supports can be used either above or below. Riser clamps support the weight of vertical pipes, while roller supports permit the pipe to move axially.