When I was examining the drinking water heater I seen water underneath the drinking water heater but saw it absolutely was coming with the prv. I knowledgeable the customer and The shopper said that some times it leaks and so,e days it doesn’t. Gave consumer estimate to replace the prv https://www.angi.com/companylist/us/ca/san-dimas/alpine-plumbing%2c-heating%2c-and-air-reviews-9506198.htm#more