Inquiry (采购产品): Butyl rubber exp joints I am looking for a quote on 2 butyl rubber expansion joints.30"diameter 12/3/4" face to face. working pressure 60#. for cooling tower water. **** Hidden Message ***** Francis Lavelle 44135 Company: Mainthia Technologies E-mail: francis.m.lavelle@nasa.gov **** Hidden Message ***** francis.m.lavelle@nasa.gov