Description
Rheem 120,000 BTU Indoor High-Efficency Condensing Direct Vent Natural Gas Tankless Water Heater Model RTGH-68DVLN-3 – RRTGH68DVLN3701169
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PVC Vent runs up to 60′ (2″), 150′ (3″)
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The enhanced design is up to 20% smaller and lighter-making one-person installs even easier
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Industry Best! 1/2″ side-to-side clearance allows you to work in spaces the safely competition can’t 1/2″ Gas line compatibility up to 24 ft (subject to local code)
Features
Rheem® Exclusive! Hot-start Programming™ ensures the unit is in a ready state between back-to-back usage, minimizing any cold water bursts
Built-in EcoNet® Wi-Fi technology for direct control from your device (on select models)
LeakGuard® – All-inclusive leak detection and prevention system that detects any leak that comes from the unit (on indoor Wi-Fi models)
What Our Experts Think
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On-Demand Hot Water: Tankless design provides continuous hot water without running out, perfect for homes with multiple bathrooms or high usage
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High-Efficiency Condensing: Condensing heat exchanger maximizes energy savings and reduces waste, lowering monthly utility costs
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120,000 BTU Power: Strong heating capacity that supports showers, laundry, and simultaneous fixture use
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Indoor Direct Vent Design: Sealed combustion system with direct venting for safe, efficient indoor installation
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Reliable Rheem Performance: Engineered for durable, everyday use with smart operational controls
Q&A
Q: What fuel does this water heater use?
A: Natural Gas
Q: How does tankless technology help?
A: Provides hot water on demand without storing a tank of heated water
Q: Where is this unit installed?
A: Indoor with direct venting
Q: Is this energy efficient?
A: Yes — condensing design boosts efficiency and lowers operating costs
Maintenance Tips
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Annual Flushing: Flush the system yearly to reduce mineral buildup and preserve efficiency
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Clean Water Inlet Filter: Periodically remove and clean to maintain proper flow
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Inspect Venting & Air Intake: Ensure vents and intake paths remain clear of debris
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Check Gas Connections: Confirm fittings are secure and leak-free
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Professional Inspection: Schedule yearly service for burners, controls, and heat exchanger performance
Reviews
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