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Houseneeds.com    Home / All Water Heaters / Gas Water Heaters / Bosch 2700ES / Buy
Bosch AquaStar Tankless Water Heater 2700ES
Fueled by Natural Gas or Propane - Power-Vented - Electronic Ignition

AquaStar 2700ES tankless water heater 2700ES Gas Water Heater
The Bosch AquaStar Model 2700ES is the biggest tankless water heater that Bosch produces at 199,000 Btu. For families needing to operate two or even up to three major hot water applications at a time. With an average life expectancy of more than 20 years, energy savings of up to 50%, and an endless supply of hot water, your family will thank you for years to come. Easy to install with multiple venting options, the Bosch AquaStar Model 2700ES can be mounted outside in warmer climates with the optional outdoor kit Model AQOK.

The Bosch Aquastar 2700ES is a sealed combustion tankless water heater which means that you can pull combustion air from outside or inside. Venting either to an outside wall or up through the roof. The 2700ES also can pull air from inside if you can not get to outside air or installed outside - Yes, this is a very flexible tankless water heater.

Bosch's most powerful offering. The Bosch Aquastar 2700 ES requires no special tools to install or maintain. And its compact size and sealed combustion enables installation in small spaces. A built-in power vent makes both vertical or horizontal venting possible while the electronic ignition maximizes energy efficiency. This unit yields enough power to supply two showers simultaneously and features an optional adjustable temperature control for improved comfort.
Bosch AquaStar 2700ES Tankless Water Heaters will provide hot water for 2 (or up to 3 in warmer climites) major uses at one time. AquaStar 2700ES water Heaters can provide you with 2 majors uses at once AquaStar 2700ES water Heaters can provide you with 2 majors uses at once AquaStar 2700ES water Heaters can provide you with 2 majors uses at once
  • Temperature Increase / Gallons per Minute Relationship:
  • 45° F rise / 7.15 gpm (Max Flow)
    55° F rise / 5.9 gpm
    65° F rise / 5.0 gpm
    77° F rise / 4.2 gpm
    90° F rise / 3.6 gpm
  • Direct Vent Room Sealed Combustion (outside air)
    or pull combustion air from inside spaces
    or Install outside in warmer climates with Optional Outdoor Kit Model AQOK
  • BTU Input: 199,000
  • Energy Factor .82
  • Average Efficiency 82% (recovery efficiency)
  • Electronic Ignition
  • Built-In Back Flow Preventer to keep cold out
  • Built-In LCD Temperature Adjustment
  • Voltage 120 VAC 50/60 Hz standard plug
  • Exhaust Vent Size 3" (Stainless Steel Seal Pipe only)
  • Combustion Air Pipe Size 3"
  • Activation: .65 gpm
  • Warranty: 12 years on the Heat Exchanger - 2 years on parts - Limited Warranty
  • Dimensions: H 30 1/2" x W 17 7/8" x D 11 1/4"
  • Weight 67 lbs. (21 kg)


Please Note:
For Massachusetts Residents' considering purchasing and installing the 2700ES - please read this document:
Sidewall Venting Information for Commonwealth of Massachusetts.

See the Bosch AquaStar 2700ES prices, choose gas type, accessories and more on next page

Bosch 2700ES Techs & Specs

Bosch 2700ES Accessories

Bosch 2700ES PDF Manuals

Bosch 2700ES Warranty

How to Recirculate
Domestic Hot Water





Related Products:

Zvent Stainless Steel Venting for the Bosch 2700ES and other 3-inch vent machines
Zvent Stainless Steel Venting


Bosch Aquastar 2700ES Repair Parts
Bosch Aquastar 2700ES Repair Parts - Click Here

See the Webstone Isolator EXP Union Connecters
Webstone Isolator EXP Union Connecters

See the Bosch AquaStar 2700ES and 2400ES Temperature Remote Controller
Bosch 2700ES Temperature Remote Controller

See Tankless Water Heaters Descaler Solution
Tankless Water Heaters Descaler Solution



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Bosch AquaStar
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