The safety fittings are the result of the will for a technical innovation and of a well-cared research and they are the "core business" of our company for some years. It is a new fittings range, designed and patented by aquatechnik group s.p.a., to reach te higest safety in junction with multilayer pipes under walls and free. The main features of the safety system are: enlargement of the pipe head (coupling precess) realized throught a special tools, also patented by aquatechnik group s.p.a. This process allow to put the fitting on the pipe in a simple and quick way and by te higest safety the pipe is put and locked on the fitting by a anti-unscrewing cap which avoid any movement and, if necessary, which can be unlocked and used again.