Inquiry (采购产品): Taco No. 219 SWETCHECK On a 30+ year old domestic hydronic heating system, two of the subject check valves (3/4 inch)no longer work properly. Is there a replacement or possibly a rebuild kit? --Joe Wolenski-- **** Hidden Message ***** Joseph Wolenski 661 Boston post rd. Weston, MA 02493 USA Company: ManTech Int'l Title: Project Engineer E-mail: joseph.wolenski@hanscom.af.mil **** Hidden Message ***** joseph.wolenski@hanscom.af.mil
