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opti12 plus | 12kW 208V 2.5GPM Wifi Enabled 25-Year Warranty Electric Tankless Water Heater
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opti12 plus | 12kW 208V 2.5GPM W...

SKU: 00860010792629

Collections: all water heaters, booster, Electric Tankless Water Heaters, Endless hot water sale!, opti+ water heaters, Water Heaters

Replace your whole-home tank heater, install at point of use, or boost a hybrid. Control from your phone.  

$599.00
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opti12 | 12kW 208V 2.5GPM 25-Year Warranty Electric Tankless Water Heater
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opti12 | 12kW 208V 2.5GPM 25-Yea...

SKU: 00860010792605

Collections: all water heaters, booster, Electric Tankless Water Heaters, Endless hot water sale!, opti line, Water Heaters

Replace your whole-home tank heater, install at point of use, or boost a hybrid.

$499.00
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opti18 plus | 18kW 240V 3.7GPM Wifi Enabled 25-Year Warranty Electric Tankless Water Heater
Out stock
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opti18 plus | 18kW 240V 3.7GPM W...

SKU: 00860010792636

Collections: all water heaters, Electric Tankless Water Heaters, Endless hot water sale!, opti+ water heaters, Water Heaters

Replace your whole-home tank heater, install at point of use, or boost a hybrid. Control from your phone.

$729.00
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opti18 | 18kW 240V 3.7GPM 25-Year Warranty Electric Tankless Water Heater
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opti18 | 18kW 240V 3.7GPM 25-Yea...

SKU: 00860010792612

Collections: all water heaters, Electric Tankless Water Heaters, Endless hot water sale!, opti line, Water Heaters

Replace your whole-home tank heater, install at point of use, or boost a hybrid.  

$629.00
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opti27 plus | 27kW 240V 4.5GPM Wifi Enabled 25-Year Warranty Electric Tankless Water Heater
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opti27 plus | 27kW 240V 4.5GPM W...

SKU: 00860010792650

Collections: all water heaters, Electric Tankless Water Heaters, Endless hot water sale!, opti+ water heaters

Replace your whole-home tank heater, install at point of use, or boost a hybrid. Control from your phone.  

$839.00
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opti27 | 27kW 240V 4.5GPM 25-Year Warranty Electric Tankless Water Heater
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opti27 | 27kW 240V 4.5GPM 25-Ye...

SKU: 00860010792643

Collections: all water heaters, Electric Tankless Water Heaters, Endless hot water sale!, opti line

Replace your whole-home tank heater, install at point of use, or boost a hybrid.  

$729.00
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Optimal 3/4" In-Line Flow Regulator Connections Supplied w/ 1.0, 1.5, 2.0, 3.0 GPM Insert
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Optimal 3/4" In-Line Flow Regula...

SKU: 00860010792681

Collections: accessories

Increase the capacity of your tankless water heater with a in-line flow regulator. 3/4" In-Line Flow Regulator Connections Supplied w/ 1.0, 1.5, 2.0, 3.0 GPM Insert

$18.75 $25.00 25% OFF
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Optimal Scale Inhibitor AP341 | 1 Scale Inhibitor Replacement Filter
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Optimal Scale Inhibitor AP341 | ...

SKU: 00860010792667

Collections: accessories

1 Scale Inhibitor Replacement Filter | Whole Home, Water Heater, Water Softener or point of use | Prevent Scale Accumulation and Protect Water Heaters, Pack of 1

$24.99 $30.00 17% OFF
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Optimal Scale Inhibitor | P341 / AP430SS T-Fitting, 1 Scale Inhibitor Filter
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Optimal Scale Inhibitor | P341 /...

SKU: 00860010792674

Collections: accessories

T-Fitting 3/4" NPT + 1 Scale Inhibitor Filter | Whole Home, Water Heater, Water Softener or point of use | Prevent Scale Accumulation and Protect Water Heaters, Pack of 1

$40.99 $50.00 18% OFF
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