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  1. A

    solar heat

    It looks like they had a bad manufacturing run using a poor-quality stainless. They say the new batch of collectors are not having this problem. Warranty replacements are on the way...
  2. A

    solar heat

    We have six of the WSE47 collectors. Four were installed about 10 months ago. We had to R&R the collectors for roof repair (previous damage unrelated to the install). We added the two new collectors when we reinstalled everything, for a total of six. We have not been able to use the system...