If you don't already have a water line in place, a reputable plumber can easily set up a new line that will connect to the appliance from your home's plumbing system. In some cases, it's as easy as making a connection from under a sink that's within the proximity of the refrigerator.
How much does it cost to install a water pipe?
Item Unit Cost Line Cost
------------------------------- ------------------------------------------------------------- ---------
Copper Pipe and other materials $20 per square foot, plus the cost of miscellaneous materials $150
Tap Replacement (if needed) $300 $300
Digging the Hole $50 per hour $300
Installation of the Pipe $45 per hour $1080