PU fittings, Push-in fittings come with a quick release system which allows for simple and easy installation by hand, eliminating the need for tools and adhesive. Due to the ease of connecting and disconnecting air lines, it allows for frequent changing of air lines at a low cost.

Pneumatic fittings provide the essential link between tubes, hoses and other components in a pneumatic system. Air fittings feature tighter seals and have lower pressure requirements than hydraulic fittings and are typically offered in various connector types.