UL Listed/ FM Listed and ApprovedBrecco Check Snoots are brass made and help prevent water back flow into connected supply linesAn NST plug should be used to prevent debris from waterway entrance.Available in all rough and polished brass
1½"SINGLE SNOOT: NST X NPT Brass 350-175-02320 & NST X NPT Chrome 350-175-02860 2½" Snoot Available Threads: NST , PHX/PIT , TMP , NYCC