Rheem 40 Gallon Gas Residential SHORT Water Heater (Professional Classic Series) - PROG40S-36N RH59

Rheem Professional Series

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Model: PROG40S-36N RH59
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  • In-stock for same day pickup, delivery or shipping
  • Learn why Rheem "Professional Classic Series" water heaters are superior to Rheem products found at chain home stores.
  • Efficiency - .59 EF, More hot water at a low operating cost
  • Guardian System - Exclusive air/fuel shut-off device, maintenance free no filter to clean
  • Low Emissions
  • Eco-friendly burner, low NOx design
  • Longer life, patented magnesium anode rod with resistor protects the tank from rust
  • High Altitude Compliant - Certified up to 6,000 ft. above sea level
  • Easy to light, no matches required
  • EverKleen patented system fights sediment build-up
  • Brass drain valve and temperature and pressure relief valve are included
  • Standard replacement parts
  • Natural Gas


  • 52-3/4" Height x 20-1/8" Diameter
  • Tank Warranty: 6 Years
  • Parts Warranty: 6 Years
  • Click here for spec sheet
  • Oversized/overweight item. Not eligible for free UPS. Add to cart for local/national truck delivery price.
  • Old Model # - 22V40SF
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