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Marey GA24CSANG 8.34 GPM Natural Gas Tankless Water Heater Open Box

Manufacturer: Marey



$ 519.00

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Marey GA24CSANG 8.34 GPM Natural Gas Tankless Water Heater Open Box

Marey GA24CSANG 8.34 GPM Natural Gas Tankless Water Heater Open Box

Product Overview

Whole house indoor solution for 3 or more multiple points of use, Marey’s unit has a maximum input rating of 170,000 BTU/hr and will provide a flow rate of up to 8.34 GPM output. This model is ideal for any any size home, apartment, cabin and small commercial usage. In addition to state of the art design, the unit comes with a computerized safety system, over-heating protection, flame failure protection and anti-freeze protection.

  • Compact design: saves space
  • Requires very little water pressure to activate
  • Simple to operate and easy to adjust
  • No pre-heating
  • Natural gas model
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100% certified by the manufacturer


Factory direct


5 year manufacturer warranty


Authorized Marey dealer


Ships from the manufacturer in FL


  • CSA Certified
  • LED Touch Screen
  • Flow activation
  • Oxygen free copper heat exchanger
  • Stainless Steel Venting Exhaust
  • Anti-Freeze Protection
  • Designed to effectively supply endless and on demand hot water for 3 or more multiple points of use
  • The unit has no pilot light and consumes no gas when the heater is not being used
  • Multiple built in safety features: Overheating Protection, Anti-block protection, Flame-failure protection and Anti-freeze protection .
  • Oxygen Free Heat Exchanger
  • Screen Touch precise temperature control
  • Compact design allows installation in almost anywhere at home.
  • Must be installed by a professional plumber or electrician to ensure safety and quality.


Product Dimensions (WxHxL)17.1" x 26.2" x 7.3"
Product Weight40.8 Pounds
Gas Connection Size3/4" NPT
BTU170,000 BTU's/h
Minimum Activation Rate0.66 gal/min
Minimum Temperature97℉
Maximum Temperature140℉
Required Volt Connection120v
Vent TypeStainless steel duct
Water Connection LocationBottom
Water Connection Size (in.)3/4" NPT
Flow Rate @ 35°F Rise8.34 GPM
Flow Rate @ 45°F Rise7.1 GPM
Flow Rate @ 55°F Rise5.9 GPM
Flow Rate @ 65°F Rise4.2 GPM
Indoor or Outdoor InstallationIndoor

Package Contents

Water Heater

Mounting Kit

Owner's manual


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authorized dealer

This product comes with a 5 year factory warranty.

Manuals & Documentation

Customer Reviews (1)

Customer Reviews

Based on 1 review
See all reviews
Stanley Willson

I installed the heater and it worked for one shower then started throwing error codes E1 and E8. I haven't had time to figure out what went wrong.

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