Pro 70 "T" Heater is the best high volume instant portable hot shower system available. This system is the number one choice for high volume hot water demands for hazmat and militaries world wide. Expect instant 100° hot water up to 3 gallons per minute. This heater is simple to use, just attach to any garden hose and push the electronic ignition button (operates on AA battery). Heater includes rugged dolly with large air filled tires for easy transport. Stainless steel industrial quality for 24 x 7 operation. Ship. wt. 64 lbs.