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  1. Herbert2010

    Re-Rubber lining AWWA C504 butterfly valves

    I agree, the cost of repair will be about 70-90% of the cost and if I had the time to wait (40 weeks plus)I would purchase a new valve. Unfortunately this is not a luxury I have. I guess my question is has the gentle that posted this or any other had success in replacing/repairing the liner...
  2. Herbert2010

    Re-Rubber lining AWWA C504 butterfly valves

    gabislavick (Mechanical)wrote.... "We are contemplating re-rubber lining a number of old (1960s) AWWA C-504 butterfly valves manufactured by the now defunct BIF Co. (New York Air brake). The valves range from 24" – 48" (75 lb class) for use in treated drinking water service. " Were there any...

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