The KBE5L heater has a 2-stage heat output and equips a larger tank enabling it to operate continuously for about 16 hours in high and 20 hours in low.
Specifications:
High-118,000 BTU
Low-100,000 BTU
15.1g tank capacity
120v, 60Hz, single phase
Fuel consumption
= High .90g/hr, Low .75g/hr