The original fresh water holding tank for Heartland part #14069 is now obsolete. A suitable replacement is the Icon Fresh Water Tank WT3594, which measures 55" long, 24" wide, and 7" deep, with a 38-gallon capacity and 5 fittings. You can view and order this tank directly on our website. For additional options, we recommend using our Tank Finder Tool, which allows you to filter by size, gallon capacity, and other specifications to find the best fit RV. Payment by credit card and shipping options are available during checkout on our site. If you need assistance with ordering or have further questions, feel free to contact our customer care team.