Inquiry (采购产品): Non-return valves We have two valves installed that are leaking thru. We want to make sure they are installed correctly. Can you provide us with O&M's and any specific data. This may sound stupid but our client has requested the data. The valves can with some Cleaver-Brooks boilers we purchased. **** Hidden Message ***** Bob Warfel 22604 Company: Tate Engr. E-mail: rwarfel@tate.com **** Hidden Message ***** rwarfel@tate.com
