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  1. M

    Copper-nickel heat exchangers

    Yes your right my filter is between the pump and heater. I must assume now that my chemistry is not always right and I will do a better job. With that said I still need a new heater and knowing I run it continually for about 4 months, what would you recommend. 18,000 gallons and I have trees...
  2. M

    Copper-nickel heat exchangers

    I have very strong return pressure. I have an old hayward 200 with the multi port valve on the side. New sand was in it two years ago. I backwash before ding chemicals. I don't pour any cleaner in very often. My return (1 only) also runs my Polaris 165. I have Hayward H-200. I will call...
  3. M

    Copper-nickel heat exchangers

    Those are some interesting questions. No. I don't have a puck feeder, I am on Salt. So, no check valve either. Flow rate is a possibility since I have never heard anybody talk about flow rate. My pump feeds directly to the heater (with 2-3 elbows but no other restriction. What should the...
  4. M

    Copper-nickel heat exchangers

    Thanks everybody.
  5. M

    Copper-nickel heat exchangers

    I think I kept my pool balance properly. I would like to know what the pros think is a superior replacement. I also have not been able to find Titanium in anything but a heat pump. If I am wrong please tell me.
  6. M

    Copper-nickel heat exchangers

    This is the third heat exchanger that has developed pin hole leaks in my Hayward NG heater. Does anyone make a better exchanger?