Boost your RV's water capacity with the resilient ICON 71-Gallon Freshwater Tank. This seamless roto-molded freshwater tank is an essential water storage upgrade for your trailer or camper. Get your freshwater tank now.• Roto-molded, one-piece construction for ultimate durability• Winnebago Part Number: 179100-01• Certified to IAPMO standards• Dimensions: 75-3/4" x 38-3/4" x 6-3/4" Winnebago Part Number: 179100-01 Certified to IAPMO standards | Icon Technologies ICON WT4741 Freshwater Tank, 71-Gallon