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Old 05-16-18, 10:41 AM   #15
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Originally Posted by oil pan 4 View Post
I thought about using my heat pump water heater but I have no idea if it's insides can take bromide levels like found in a hot tub.
the general wisdom seems to be to use a secondary exchanger, or a titanium hx for direct contact. otherwise how long they last probably depends on the metal and pool chemistry.
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