Solar/Geo-Thermal Water Heaters

Available in 45 to 110 gallon capacities, Bock Solar/Geo-Thermal Heaters come equipped with a high capacity 1.5” internal coil heat exchanger and optional 4500W supplemental electric heating element and second coil heat exchanger for auxiliary heat source.

Items 1-9 of 26

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Items 1-9 of 26

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  1. 80STE
    80 GALLON, 150 PSI RATED, ENVIROSTOR SOLAR/GEOTHERMAL STORAGE TANK WITH ELECTRIC BACKUP 
    Model: 80STE
    SKU: 41800
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  2. 119STE
    119 GALLON,150 PSI RATED, ENVIROSTOR SOLAR/GEOTHERMAL STORAGE TANK WITH ELECTRIC BACKUP
    Model: 119STE
    SKU: 41900
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  3. 50SKE
    50 GALLON ENVIROSTOR SOLAR INDIRECT WATER HEATER WITH ELECTRIC BACKUP 
    Model: 50SKE
    SKU: 41100
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  4. 80SKE
    80 GALLON ENVIROSTOR SOLAR INDIRECT WATER HEATER WITH ELECTRIC BACKUP 
    Model: 80SKE
    SKU: 41200
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  5. 80SKDC
    80 GALLON ENVIROSTOR SOLAR DUAL COIL INDIRECT WATER HEATER
    Model: 80SKDC
    SKU: 41400
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  6. 80SKDCE
    80 GALLON ENVIROSTOR SOLAR DUAL COIL INDIRECT WATER HEATER WITH ELECTRIC BACKUP
    Model: 80SKDCE
    SKU: 41600
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  7. 119SKE
    119 GALLON ENVIROSTOR SOLAR INDIRECT WATER HEATER WITH ELECTRIC BACKUP 
    Model: 119SKE
    SKU: 41300
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  8. 119SKDC
    119 GALLON ENVIROSTOR SOLAR DUAL COIL INDIRECT WATER HEATER
    Model: 119SKDC
    SKU: 41500
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  9. 119SKDCE
    119 GALLON ENVIROSTOR SOLAR DUAL COIL INDIRECT WATER HEATER WITH ELECTRIC BACKUP
    Model: 119SKDCE
    SKU: 41700
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