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Bosch AquaStar 2400ES Tankless Water Heater Buy Page

Propane / Natural Gas Water Heaters built by Bosch

Please Note: Bosch no longer includes a vertical drain pipe or condensation drain tube kit with this unit. You must check the manual to see if these parts are necessary for your installation, in many cases, they will be. These items can be purchased at Zvent Z Flex 3-Inch Sealed Stainless Vent Pipe.

Model
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Bosch AquaStar Model 2400ES - Direct Vent Tankless Water Heater - Natural Gas $998.00 
Bosch AquaStar Model 2400ES - Direct Vent Tankless Water Heater - Propane Gas $998.00 
Venting Accessories
Bosch AquaStar Model 2400ES / 2700ES Sidewall Vent Kit - Model AQ3ES

Bosch 2400ES Sidewall Venting Kit - Model AQ3ES
Kit Includes:
Qty: 2 - Exhaust Hood 2SVSTB03 (10" sleeve)
Qty: 1 - Z-Vent 3 inch by 12 inch - 2SVEPWCF0301
Qty: 1 - Z-Vent 3 inch by 18 inch - 2SVEPWCF0318
Qty: 1 - Wall Thimble 2SVSWTF03 (For walls 4.5 to 7")
Qty: 1 - 90-degree elbow 2SVEEWCF0390
Additional pipe can added by clicking the ZVent link below
$174.95 
Z Vent Z Flex 4 inch Vent Pipe   Z Vent Z Flex 4 inch Vent Pipe
Optional Accessories
AquaStar 2400E, 2400ES, 2700ES, 250SX and 250SXO Temperature Remote Controller Model TSTAT $166.00 
Falcon Stainless Steel 3/4 $9.87 
Webstone Isolator EXP Tankless Water Heater Flanges Set - Model 50443 $98.75 

Bosch AquaStar 2400E Water Heater highlights:
  • Run 2 single shower heads or 2 other major uses at one time *
  • Direct Vent Room Sealed Combustion
  • Must use 3" Stainless Steel Exhaust Vent Pipe
  • Horizontal or Vertical venting
  • 5.3 gpm at a 55° rise - Max 6.4 gpm
  • 12 Year Warranty on Heat Exchanger - 2 Years on Parts
  • Wireless Remote available for setting or changing water temperature
  • Built-in Power Vent allows for Vertical or Horizontal Vent Termination
* Major use - 2.5 gpm per use - (single shower head, dishwasher, washing machine)

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