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 compression type fittings are the same for either of these 1/4-inch systems. All you need is brass — instead of plastic — accessories to convert to the new piping.

The Opal lacks a way to connect it to a water line, something premium ice makers offer. The Opal's small 2.5-quart ... A tube in back of the Side Tank is there to link the water supplies of both ...