A commercial ice maker, a bottled water pump system, and a 5-gallon water jug are sitting on a garage floor.

Here's a guide on how you can install a water line for your refrigerator and ice machine, so you can decide whether you want to handle this or call a pro.

The biggest challenge when running a refrigerator water line is tapping into the cold water pipe and running the 1/4-in. O.D. (outside diameter) flexible copper tubing. You can buy icemaker ...