1. Set control, filter, and silence in one. 1. Set control, filter, and silence in one. 1. Set control, filter, and silence in one.

2.Using multi-stage expansion tube, vacuum flow large, saving energy. 2.Using multi-stage expansion tube, vacuum flow large, saving energy. 2.Using multi-stage expansion tube, vacuum flow large, saving energy.

3.With supply valve and quick release valve, vacuum detection port can install a digital pressure switch.

4.Built-in vacuum filter, external resin type silencer.