Triple offset butterfly valve

Beginning when my husband came home from work said to me something about Triple offset butterfly valve, and I really do not understand it, because I told him the industry is not the same, so he called Triple offset butterfly valve I really do not know it, but I now I know, it is because we have to start producing company with Triple offset butterfly valve related products do, but this time my attitude toward my husband also changed, I want him to come back every day to me tell something about Triple offset butterfly valve, because this will have a great work my role in it, my husband is very happy to explain it to me, and now I know a lot of knowledge on this aspect of it.