Rheem 21VR40DV

40 Gallon Tall Natural Gas Direct Vent Residential / Mobile Home Water Heater 30000 Max BTU Input

Item # BCI2143037   |   Model # 21VR40DV   |  Warrior Collection

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This product has additional required/recommended options. To configure, add to your cart.

  • Venting Kit Required

Warrior Collection Residential / Mobile Home Natural Gas Direct Vent Water Heater with Tall 40 Gallon Tank

Direct Vent that is Mobile Home Approved

The Warrior direct vent gas water heaters are certified for modular construction and manufactured (HUD) housing.

Guardian System™

Rheem's Guardian System is engineered to exceed ANSI standards for flammable vapor ignition resistance. This system provides double protection, shutting off both air and fuel systems should it detect the presence of flammable vapor accumulation and is maintenance free with no filter to clean.


Rheem's exclusive tank lining resists corrosion and prolongs the tank's life.

Roof Jack and Air Inlet sold separately. See Required Items Section Below.


  • Direct Vent: All combustion air is drawn from outside the home
  • Easy to light pilot with Piezo ignition
  • Temperature and pressure relief valve is installed at the factory (side installation)
  • Anode rod equalizes aggressive water action


  • Tank Capacity: 40 Gallons
  • Energy Factor: 0.59
  • Performance:
    • First Hour Rating: 60 gallons
    • Recovery at 90 degree rise: 30.3 Gallons/Hour
  • Max BTU Input: 30000
  • Altitude Certification: 7000 ft. above sea level
  • Warranty: 5 Year Limited tank - 1 Year Limited parts

Rheem has been manufacturing water heaters since the 1930's, with coast to coast distribution by 1936. Their product offerings cover commercial and residential heating, cooling, solar water heating systems, conventional storage-style water heaters, tankless water heaters, replacement parts and accessories. Rheem's manufacturing facilities are ISO 9001 certified, with four facilities in the United States. Choose an industry leader that is respected for reliability. Choose Rheem.

Additional Rheem Links

This Rheem item can also be referenced by the following color/finish specific model #:

  • Rheem 21VR40DV

*Discontinued model or finish

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Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

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