Forced Vent Indoor Tankless Water Heater Practical and Affordable This tank is for indoor installation, high efficiency, tankless water heating system designed for small to medium hot water production where you need more than one hot water application at the same time. The water heater is perfect for vacation cabins, cottages, and smaller homes. Sleek modern design Delivers up to 3.4 gallons per minute of piping hot water Power ventilation for safety, efficiency and venting options Tested-Safe Electronic ignition system 74,000 BTU Digital temperature display Fully independent gas and water controls Precise temperature and water flow adjustment Weighs only 20 pounds Unit Dimensions are 15"x24"x4" Stainless vent kit included Uses gas only when hot water is on. Requires standard household 120 volt electric outlet The water sizes are 1/2 NPT. The gas is also 1/2" NPT. UL listed cord LPG 2 year warranty Ships Quickly