Limited to Internal or Underground Use One prime PEX piping has a 'high limit manual reset' or a separate circuit breaker on the equipment. PEX can defy high temperatures up to 200° advertised, there are certain inherent problems, that need to be looked into. It requires regular maintenance and good choice drain, but the caustic nature of the chemicals can damage certain kind of pipes. Mention in the lease agreement conditions related to repair water to faucets, plumbing fixtures, outdoor hose bibs, sprinklers, etc.
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