Electric Water Heaters | Gas Water Heaters | Propane Water Heaters | Tankless Water Heaters We're really sorry... ...we don't currently have that one in stock Please add your email and we'll notify you when it's back Home » Commercial Water Heaters, Storage Tanks & Accessories » Natural Gas Water Heater » All Products Free Standard Shipping on Water Heaters shipped within the Mainland Continental United States Rheem GN100-270: 100-Gallon, 270,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN100-270: 100-Gallon, 270,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53199 List Price: $10,582.00Price: $7,200.00 $7,200.00 Buy Rheem GN100-270A: 100-Gallon, 270,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 6inch Vent[More] Rheem GN100-270A: 100-Gallon, 270,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 53205 List Price: $13,126.00Price: $8,930.94 $8,930.94 Buy Rheem GN100-400: 100-Gallon, 399,900 Btu, Natural Gas, Lo Nox Water Heater, 8inch Vent[More] Rheem GN100-400: 100-Gallon, 399,900 Btu, Natural Gas, Lo Nox Water Heater, 8inch Vent... [Less] DetailsProduct ID: 53201 List Price: $15,206.00Price: $10,346.17 $10,346.17 Buy Rheem GN100-400A: 100-Gallon, 399,900 Btu, Asme, Natural Gas, Lo Nox Water Heater With 8inch Vent[More] Rheem GN100-400A: 100-Gallon, 399,900 Btu, Asme, Natural Gas, Lo Nox Water Heater With 8inch Vent... [Less] DetailsProduct ID: 53207 List Price: $17,475.00Price: $11,890.00 $11,890.00 Buy Rheem GN37-200: 35-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN37-200: 35-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53193 List Price: $8,808.00Price: $5,992.97 $5,992.97 Buy Rheem GN65-360: 65-Gallon, 360,000 Btu, Natural Gas, Lo Nox Water Heater, 8inch Vent[More] Rheem GN65-360: 65-Gallon, 360,000 Btu, Natural Gas, Lo Nox Water Heater, 8inch Vent... [Less] DetailsProduct ID: 53200 List Price: $12,230.00Price: $8,321.30 $8,321.30 Buy Rheem GN65-360A: 65-Gallon, 360,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 8inch Vent[More] Rheem GN65-360A: 65-Gallon, 360,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 8inch Vent... [Less] DetailsProduct ID: 53206 List Price: $14,439.00Price: $9,824.31 $9,824.31 Buy Rheem GN72-250: 72-Gallon, 250,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN72-250: 72-Gallon, 250,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53197 List Price: $9,624.00Price: $6,548.18 $6,548.18 Buy Rheem GN72-250A 72-Gallon, 250,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 6inch Vent[More] Rheem GN72-250A 72-Gallon, 250,000 Btu, Asme, Natural Gas, Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 53203 List Price: $11,982.00Price: $8,152.56 $8,152.56 Buy Rheem GN75-125: 75-Gallon, 125,000 Btu, Natural Gas, Lo Nox Water Heater, 5inch Vent[More] Rheem GN75-125: 75-Gallon, 125,000 Btu, Natural Gas, Lo Nox Water Heater, 5inch Vent... [Less] DetailsProduct ID: 53191 List Price: $7,098.00Price: $4,829.49 $4,829.49 Buy Rheem GN76-200: 76-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN76-200: 76-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53194 List Price: $9,047.00Price: $6,155.59 $6,155.59 Buy Rheem GN82-156: 82-Gallon, 156,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN82-156: 82-Gallon, 156,000 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53192 List Price: $8,763.00Price: $5,962.36 $5,962.36 Buy Rheem GN91-200: 91-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent[More] Rheem GN91-200: 91-Gallon, 199,900 Btu, Natural Gas, Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 53195 List Price: $9,104.00Price: $6,194.37 $6,194.37 Buy Rheem GNU100-200: 100-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU100-200: 100-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24428 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $10,556.00Price: $7,182.31 $7,182.31 Buy Rheem GNU100-200A: 100-Gallon, 199,900 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent[More] Rheem GNU100-200A: 100-Gallon, 199,900 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 24435 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $12,556.00Price: $8,543.11 $8,543.11 Buy Rheem GNU100-250: 100-Gallon, 250,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU100-250: 100-Gallon, 250,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24430 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $11,865.00Price: $8,072.96 $8,072.96 Buy Rheem GNU100-250A: 100-Gallon, 250,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent[More] Rheem GNU100-250A: 100-Gallon, 250,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 24437 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $14,547.00Price: $9,897.79 $9,897.79 Buy Rheem GNU100-270: 100-Gallon, 270,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU100-270: 100-Gallon, 270,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24431 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $12,029.00Price: $8,184.54 $8,184.54 Buy Rheem GNU100-270A: 100-Gallon, 270,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent[More] Rheem GNU100-270A: 100-Gallon, 270,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 24438 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $14,914.00Price: $10,147.50 $10,147.50 Buy Rheem GNU100-400: 100-Gallon, 399,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 8inch Vent[More] Rheem GNU100-400: 100-Gallon, 399,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 8inch Vent... [Less] DetailsProduct ID: 24433 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $17,316.00Price: $11,781.82 $11,781.82 Buy Rheem GNU100-400A: 100-Gallon, 399,900 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 8inch Vent[More] Rheem GNU100-400A: 100-Gallon, 399,900 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 8inch Vent... [Less] DetailsProduct ID: 24440 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $19,866.00Price: $13,516.84 $13,516.84 Buy Rheem GNU37-200: 35-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU37-200: 35-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24425 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $10,199.00Price: $6,939.41 $6,939.41 Buy Rheem GNU65-360: 65-Gallon, 360,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 8inch Vent[More] Rheem GNU65-360: 65-Gallon, 360,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 8inch Vent... [Less] DetailsProduct ID: 24432 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $13,884.00Price: $9,446.68 $9,446.68 Buy Rheem GNU65-360A: 65-Gallon, 360,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 8inch Vent[More] Rheem GNU65-360A: 65-Gallon, 360,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 8inch Vent... [Less] DetailsProduct ID: 24439 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $16,363.00Price: $11,133.40 $11,133.40 Buy Rheem GNU72-250: 72-Gallon, 250,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU72-250: 72-Gallon, 250,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24429 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $11,154.00Price: $7,589.19 $7,589.19 Buy Rheem GNU72-250A: 72-Gallon, 250,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent[More] Rheem GNU72-250A: 72-Gallon, 250,000 Btu, Asme, Natural Gas, Ultra Lo Nox Water Heater With 6inch Vent... [Less] DetailsProduct ID: 24436 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $13,906.00Price: $9,461.65 $9,461.65 Buy Rheem GNU75-125: 75-Gallon, 125,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 5inch Vent[More] Rheem GNU75-125: 75-Gallon, 125,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 5inch Vent... [Less] DetailsProduct ID: 24423 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $8,066.00Price: $5,488.12 $5,488.12 Buy Rheem GNU76-200: 76-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU76-200: 76-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24426 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $10,349.00Price: $7,041.47 $7,041.47 Buy Rheem GNU82-156: 82-Gallon, 156,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU82-156: 82-Gallon, 156,000 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24424 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $9,958.00Price: $6,775.43 $6,775.43 Buy Rheem GNU91-200: 91-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent[More] Rheem GNU91-200: 91-Gallon, 199,900 Btu, Natural Gas, Ultra Lo Nox Water Heater, 6inch Vent... [Less] DetailsProduct ID: 24427 Is a truck with lift gate needed for delivery?: No lift gate Lift Gate Needed (+$100.00) List Price: $10,737.00Price: $7,305.46 $7,305.46 Buy « Previous | 1 | 2 | 3 | 4 | 5 | Next »