CHS398100HIN Rinnai Demand Duo 2 Commercial Hybrid 119 Gallon Water Heating System With Dual Rack Mounted CU199 Natural Gas Water Heaters

• Installation Type: Internal (Indoor) Commercial Applications
• Model Number: CHS398100CU
• Approved Gas Types: Natural and Propane
• Maximum Gas Consumption: 398,000 BTU/h
• Thermal Efficiency (CU199): 97%
• First Hour Delivery: 543 Gallons (2,055 Liters)
• High Altitude Approved: Up to 10,200 Ft (3,109 M)
• Recovery: 459 GPH @ 100 Deg
• Recirculation Pump: Grundfos UPS 26-150 (S)F
• 3 Speed
• Tank Capacity: 119 Gallons (450 L)
• Water Flow Control Water Flow Sensor, Electronic Water Control and Bypass Control
• Water Temperature Control: Simulation Feed Forward and Feedback
• Controller: MCC-91-2US
• Venting Material: Polypropylene, PVC
• Venting Options: Concentric Polypropylene, Twin Pipe, or Common Vent Polypropylene/PVC/ CPVC. Vent lengths up to 150 ft.
• Certifications: AHRI, ANSI Z21.10.3, CSA 4.3, and Commercial ENERGY STAR Certified (CU199i)
• Wi-Fi Ready: Yes

Install Instructions
Specification Sheet

With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownership. Rinnai’s hybrid technology is unlike anything else on the market, ensuring a longer service life than high-efficiency tanks, while also saving valuable commercial space.