Have hot water on tap! The integrated, stainless steel, hot water tank fits on either side of your cylinder stove, leaving more room on top for cooking. Included is a metal faucet. When not in use, the hot water tank is designed to fit inside the stove cylinder for compact storage and transport. Note that you need to purchase the Hot Water Tank that fits (is the same size as) your Colorado Cylinder Stove. SpecsSmall / Mesa - 14" x 5" x 4" Approx 1.1 gallonMedium / Spruce - 18" x 7" x 5" Approx 2 gallonLarge/XL - Timberline and Alpine - 20" x 7" x 5 1/2" Approx 3 gallon