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Type: Posts; User: RSFDOC

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  1. Replies
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    Re: Cold Water Contamination with Hot Water

    Really appreciate the advice. I replaced the shower cartridge and control valve today and the problem is solved. I will look into the on demand setup. By the way, what is the recommendation for...
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    727

    Re: Cold Water Contamination with Hot Water

    Thanks for the responses. The idea of bringing the return line to the bottom with a check valve makes sense. What is intriguing is that for about 13 years the system was OK, despite the hookup and...
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    5
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    727

    Cold Water Contamination with Hot Water

    I have a 14 year old home with a dedicated hot water recirculation system using a plumbed return line. Recently I began to notice tht the cold water would run cold then warm up to hot and then after...
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