Gas Tankless Water Heaters
Whole House Gas Tankless Water Heaters

energy star product2700ES
The Bosch 2700ES creates countless installation possibilities without sacrificing power or efficiency. Imagine being able to use your shower, washing machine and dishwasher simultaneously – without running out of hot water!
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energy star product2400ES
The Bosch AquaStar Model 2400ES has quickly become the tankless water heater of choice for families needing to operate two major hot water applications at a time.
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The Bosch AquaStar Model 1600H incorporates a revolutionary hydro-generated ignition system, allowing the water heater to operate without a standing pilot, electricity, or a battery.
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The Bosch AquaStar Model 1600P is our most popular tankless water heater of choice.  It could save you up to $190 annually when switching from a tank to this model (see our Energy Savings Chart for details).
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The Bosch 1600PS tankless heater is specifically designed as a backup to preheated water produced by solar-based systems or from woodstoves.
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125 Series
These tankless water heaters supply one major hot water outlet at a time (Example: One shower running at a time). They are sized for most homes and small businesses and have a 12-year warranty when installed professionally.
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globe.gifCommon sense hot water technology
All around the world, the Bosch name is renowned for an unsurpassed commitment to technology and environmentally sound principles in a broad range of sectors including automotive equipment, power tools, household appliances and others. Bosch is one of the world’s leading manufacturers of tankless gas water heaters, producing more than 1.5 million every year.
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Note: Specifications and product information subject to change without notice.