Gas Storage Water Heaters
Ranking Criteria:
The most energy efficient gas storage water heaters, ranked by thermal efficiency (%)
American Water Heater Company
PG10 34-100-2NV
This is a 34-gallon condensing gas water heater.
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A.O. Smith, Reliance, State
Multiple Models
This is a 50-gallon condensing gas water heater.
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Heat Transfer Products
PH100-80
This is an 80-gallon condensing gas water heater.
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Heat Transfer Products
PH100-55
This is a 55-gallon condensing gas water heater.
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A.O. Smith, Reliance, State
Multiple Models
This is a 50-gallon condensing gas water heater.
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Category Last Modified: September 15, 2011
