Dear Ken: Just a quick question about ice makers. There is currently poly tubing that is installed to my refrigerator. I don’t feel comfortable with this long term. Should I replace it with copper?

Hooking up an ice maker to water is an easy plumbing task, but if done incorrectly it can leak and lead to problems down the road. Saddle valves come in most do-it-yourself ice maker hookup kits, but ...