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Kenmore — trusted in the homes of more than 100 million Americans. The 50-gallon Kenmore natural gas water heater 33136  features power venting, so it doesn't require a chimney. It features foam insulation for energy efficiency and a glass-lined steel tank with an anode to protect against corrosion.This 50-gal. Kenmore water heater has an energy-saving ignition system, so there’s no pilot light. It also has a self-diagnostic control system. A 50-gallon natural gas water heater is the minimum recommended size for a 3- or 4-person household with typical water use.

  • Power venting vents up to 120 feet through the wall or roof so no chimney is required
  • Perfect for conversion from electric to gas water heating
  • Energy-saving hot surface ignition system so there is no standing pilot
  • Requires a 120V grounded power supply
  • Glass-lined steel tank with an anode rod maximizes tank life by protecting against corrosion
  • 2 in. of R16 energy-efficient foam insulation prevents heat loss
  • Temperature and pressure (T&P) safety relief valve is factory installed
  • 55 gallons-per-hour recovery rate
  • The tank and parts have a 6-year limited warranty; labor has a 1-year warranty


Gas Inlet Size1/2 in.
Height to Gas Connection (In.)14.25
Height to Vent Hood (In.)69.75
Height to Water Connection (In.)58.75
Tank Diameter (In.)22
Tank Height (In.)58.75
Tank Insulation Thickness2 in.
Size Category - Gallons41 gallons to 50 gallons
Tank Nominal Capacity50 gal.
Rated Storage Volume (gal.)48
Certifications & Ratings
Altitude Rating (ft.)10100
ENERGY STAR CertifiedYes
Color FamilyGray
Control TypeElectromechanical
Materials & Finishes
Drain ValveBrass
Uniform Energy Factor (UEF)0.72
Flow Rate
First Hour Rating (gal.)83
Recovery at 90 Degree Rise (gph.)55.9
Power Source
Fuel TypeNatural gas
Power & Performance
Gas Input (btu/hr)50000
Maximum Operating Pressure (psi.)80
Minimum Operating Pressure (psi.)40
Appliance Features
Heat Trap FittingsYes
Heavy Duty Anode RodYes
Low NOx BurnerNo
Self CleaningYes
Tank StyleTall
VentingPower vent
Heating Range (deg F.)110-155
Parts Warranty1 year limited
Tank Warranty6 year limited
Product Includes
Power Cord IncludedYes
Relief Valve IncludedTemperature and Pressure
Required Vent Size3 in. or 4 in.
Product Overview
Unit LocationIndoor

Product Documentation

Energy Guide

Manufacturer's Warranty
1 year parts and labor
American Freight Certified
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