Push fit fittings are a well-liked substitute for conventional fittings. They can be installed considerably more quickly than other fittings because they don't require specialised tools. The pipes need only be pushed into the fitting for a watertight seal. Copper and plastic fittings come in a variety of styles. Plumbing fittings made of plastic that push together are typically demountable, whereas copper fittings are not. For commercial use, select a single fitting or a sizable pack.