ECOSTOR2™ SC SOLAR INDIRECT SYSTEM SINGLE COIL ECO-DEFENDER GAS BACKUP MODELS (CLOSED LOOP)

The Eco-Defender gas backup models also utilize some of the same design features as the atmospheric vent models but incorporate the latest advances in technology and components to meet the most stringent air quality requirements for allowable NOx emissions in the country. With 75% less NOx emissions and efficient water heating from the sun, these models have the most ecologically friendly features for any solar water heating application in the industry.

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