Tankless Direct Vent Water Heater, Natural Gas, 8.4 gpm

The RTGH-84DVLN-3 Super High Efficiency Tankless Water Heater delivers continuous hot water with advanced condensing performance and exceptional energy efficiency.

Engineered for reliable residential and light commercial use, this indoor natural gas model provides consistent hot water while optimizing fuel usage through condensing technology. With an 8.4 GPM flow rate and 157,000 BTU input, the RTGH-84DVLN-3 offers dependable comfort, compact design, and quiet operation for multi-fixture applications.

• Model number RTGH-84DVLN-3 identifies this Super High Efficiency Indoor Condensing Tankless Water Heater powered by Natural Gas.
• Provides a maximum flow rate of 8.4 gallons per minute (GPM), supporting multiple hot water outlets simultaneously.
• Utilizes condensing heat exchanger technology to capture latent heat from exhaust gases, improving energy efficiency and reducing emissions.
• Compact, wall-mounted design frees up space and simplifies installation in utility rooms, basements, or mechanical closets.

Technical Data & Specifications

• Manufacturer: Rheem (RTGH Series)
• Model Number: RTGH-84DVLN-3
• Product Type: Indoor Condensing Tankless Water Heater
• Fuel Type: Natural Gas
• Installation Type: Indoor, Wall-Mounted, Direct Vent
• Maximum BTU Input: 157,000 BTU/hr
• Flow Rate: Up to 8.4 GPM (at 35°F temperature rise)
• Thermal Efficiency: Up to 94% (Energy Factor)
• Temperature Range: 100°F – 140°F (user adjustable)
• Exhaust Type: Condensing, compatible with PVC, CPVC, or concentric vent systems
• Gas Connection Size: 3/4 inch NPT
• Water Connections: 3/4 inch NPT (hot and cold)
• Electrical Requirements: 120V AC, 60 Hz, 2A
• Ignition System: Electronic direct ignition for reliable start-up
• Condensate Drain: Integrated drain line connection for efficient operation
• Dimensions: Approx. 27.5 in. H × 18.5 in. W × 9.75 in. D
• Weight: Approximately 77 lbs (35 kg)
• Mounting Location: Indoor installation only
• Venting System: 2-inch or 3-inch PVC, CPVC, or polypropylene venting options
• Noise Level: Quiet operation due to advanced burner and fan design
• Certifications: ENERGY STAR® Certified, Low NOx compliant
• Compliance: Meets ANSI Z21.10.3/CSA 4.3 standards for gas water heaters
• Warranty: 12-year limited heat exchanger, 5-year parts, 1-year labor (residential use)