A:Answer Hi Margaret- This is Sue at GE Appliances. Thanks for viewing! Yes, an icemaker water line kit is required. Recommended copper water supply kits are WX8X2, WX8X3 or WX8X4, depending on the amount of tubing you need. Approved plastic water supply lines are GE SmartConnect™ Refrigerator Tubing (WX08X10006, WX08X10015 and WX08X10025). To order, contact our GE Appliances Parts Team at 1-877-959-8688, Mon–Fri 8am–7pm, Sat 8:30am–5pm ET or visit GEApplianceparts.com: http://www.geappliances.com/ge/parts/?icid=GEARpartsflyout-repairparts- You can also view the Installation Instructions for details at the following link: http://products.geappliances.com/MarketingObjectRetrieval/Dispatcher?RequestType=PDF&Name=49-60695-1.pdf - Thanks for checking with us!