Recent content by JVF

Just saw this post so this advice may be too late if you haven’t figured it out but could help others. I am having to install filters and disinfection on my water catchment system (Hawaii). I’m Standards based and so I looked at UV standards. NSF 55 covers UV disinfection. There are two classes...

Hello, I have a tank plumbing question. I am helping my brother-in-law with his solar water heating system. It is a simple flat plate collector system with tank and recirc. pump. The controller’s output relay to the pump fails to operate on occasion resulting in cold showers and lots of...