Assertion: gas water heater | /r/HasAspect | a 50-gallon first hour rating
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Source sentences:
text: Typically gas water heaters have a much higher recovery rate than electric water heaters, so while a 40 gallon gas water heater can have a first hour rating of around 70 gallons, a 40 gallon electric water heater might only produce 50 gallons of hot water in an hour and have a 50-gallon first hour rating.