Rheem® RTGH-84DVLN-2 RTGH High Efficiency Tankless Gas Water Heater With EcoNet™ Technology, Natural Gas, 160000 Btu/hr Heating, Indoor, Condensing, 8.4 gpm, 2 or 3 in Direct Vent, 0.93 Energy Factor, Residential

• Exclusive water savings setting - Upon activation, this setting can save homeowners up to 1,100 gal of water per year 1 by decreasing the flow of water through the pipes until the temperature reaches the heater's set temperature
• Industry leading low flow activation - Minimum flow rate of 0.26 gpm and minimum activation flow rate of 0.4 gpm ensures the user will receive hot water even in low demand situations
• Recirculation pump kit-ready - Providing faster hot water at the tap and savings of up to 12000 gal water/year
• Hot start programming - Minimizes cold water bursts by staying in ready-fire state for back-to-back hot water needs
• 2 or 3 in venting with band connections
• Vent up to 150 ft with 3 in PVC and 60 ft with 2 in PVC
• Built-in condensate neutralizer
• Self-diagnostic system for easy installation and service
• High altitude capability - Up to 8400 ft elevation above sea level
• Digital remote control now pre-wired and 10 ft of thermostat wire included