Triple offset butterfly valve

Today, I was inside the shop finally saw the Triple offset butterfly valve of it, before I know this is not the Triple offset butterfly valve is anything, are also listening to my colleagues said to me that this is Triple offset butterfly valve good very good, but also for our work is particularly big help, so I was very curious and want to know the Triple offset butterfly valve is what it did not think the Triple offset butterfly valve also really is good, but also to use them is really easy to see now these places are also working to have this Triple offset butterfly valve it seems that Triple offset butterfly valve is really particularly good , it seems that after I have a lot to learn about it.