### Question
How is the term water heater defined?


### Answer
The term **water heater** is defined in *42 U.S.C. § 6291* as the following:

> a product which utilizes oil, gas, or electricity to heat potable water for use outside the heater upon demand, including—


(A) storage type units which heat and store water at a thermostatically controlled temperature, including gas storage water heaters with an input of 75,000 Btu per hour or less, oil storage water heaters with an input of 105,000 Btu per hour or less, and electric storage water heaters with an input of 12 kilowatts or less

#### Citation:
  - *42 U.S.C. § 6291*
  - Heading: **CHAPTER 76-AGE DISCRIMINATION IN FEDERALLY ASSISTED PROGRAMS > SUBCHAPTER III-IMPROVING ENERGY EFFICIENCY > Part A-Energy Conservation Program for Consumer Products Other Than Automobiles**

