You are here: ???? ???? ??????? ?????? ???????? ?????? ?????? ??? ???? ??? ???? ??? M

???? ??? ???? ??? M

Character:

1. Can joint the same series valves.

2. All in or all exhaust port can in common the same PU tube, so when malfunction gives birth to, it is easy to find out.

3. Combination agility, extension is easy, the number of being jointed valves can be choused.

?????? ??????? ?????