Previous page Next page 1 Double Heating Chamber 2 Oxygen-Free Copper 3 Temperature Sensor Previous page Next page 1 Anti-Backflow Fan 2 Quiet Work 3 LED Display Previous page Next page 1 2+8 2 About Us Ranein Gas Tankless Water Heatear 80,000 BTU Water Heater Buying Options 100,000 BTU Water Heater Add to Cart 130,000 BTU Water Heater Add to Cart 190,000 BTU Water Heater Buying Options 130,000 BTU Water Heater Add to Cart 190,000 BTU Water Heater Add to Cart Customer Reviews 4.3 out of 5 stars 497 4.3 out of 5 stars 497 4.3 out of 5 stars 497 4.3 out of 5 stars 497 4.3 out of 5 stars 497 4.3 out of 5 stars 497 Price — $319.20$319.20 $466.65$466.65 — $439.20$439.20 $594.15$594.15 Water Points Bathroom x 1, Kitchen x 1 Bathroom x 2, Kitchen x 1 Bathroom x 2, Kitchen x 2 Bathroom x 3, Kitchen x 3 Bathroom x 2, Kitchen x 2 Bathroom x 3, Kitchen x 3 Suggested Housing Apartment Apartment, Townhouse SFR, Townhouse Single Family Residence SFR, Townhouse Single Family Residence BTU 80,000 BTU 100,000 BTU 130,000 BTU 190,000 BTU 130,000 BTU 190,000 BTU GPM 2.0- 4.6 GPM 2.2- 5.0 GPM 2.9- 6.1 GPM 4.2- 8.9 GPM 2.9- 6.1 GPM 4.2- 8.9 GPM Mounting Location Indoor Installation Indoor Installation Indoor Installation Indoor Installation Outdoor Installation Outdoor Installation Input Voltage 110- 120 Volts (AC) 110- 120 Volts (AC) 110- 120 Volts (AC) 110- 120 Volts (AC) 110- 120 Volts (AC) 110- 120 Volts (AC) Gas Inlet NPT 1/2" NPT 1/2" NPT 3/4" NPT 3/4" NPT 3/4" NPT 3/4" Cold Water Inlet NPT 1/2" NPT 1/2" NPT 1/2" NPT 3/4" NPT 1/2" NPT 3/4" Hot Water Outlet NPT 1/2" NPT 1/2" NPT 1/2" NPT 3/4" NPT 1/2" NPT 3/4" Flue Pipe Dia Φ 3" Φ 3" Φ 3.15" Φ 3.9" No need No need Water Pressure Range 14- 150 PSI 3.6- 116 PSI 3.6- 116 PSI 3.6- 116 PSI 3.6- 116 PSI 3.6- 116 PSI Minimum water flow 0.7 GPM 0.75 GPM 0.75 GPM 0.75 GPM 0.75 GPM 0.75 GPM