Water Heater Installation and Repair Experts Of Sterling, VA

Northern Virginia homeowners and businesses have put their trust in RA Dobson’s water heater installation and repair experts for over four decades. No one likes to stand forever with their hand under the tap hoping against hope that the icy water will heat up. That’s why we offer high quality, reliable water heaters. Many of our water heating options are high efficiency so that our customers can enjoy greater savings on utilities. We also provide service through employees that go through the same training as our shop managers because we take pride in the services we perform for the families of Sterling, Virginia. Call us now for a free estimate on repair or installation and the peace of mind that it will be warm water flowing out of your taps tomorrow.


ProMax® Gas Water Heater

Delivering great value and reliability

ProMax® Gas Water Heater
  • DynaClean dip tube reduces lime and sediment buildup
  • Features C3 Technology that protects against accidental ignition of flammable vapors
  • Environmentally friendly Green Choice gas burner reduces NOx emissions by 33% compared to standard burners
  • Piezo igniter for easy “no match” pilot ignition
  • Six-Year tank and parts warranty

Conservationist® Standard Vent Gas Water Heaters

Our most energy-efficient gas models!

Conservationist® Standard Vent Gas Water Heaters
  • Blue Diamond glass coating delivers more than twice the corrosion resistance of industry-standard glass lining
  • Features C3 Technology that protects against accidental ignition of flammable vapors
  • Environmentally friendly Green Choice gas burner reduces NOx emissions by 33% compared to standard burners
  • Piezo igniter for easy “no match” pilot ignition
  • Ten-Year tank and parts warranty

Vertex™ Power-Vent Gas Water Heaters

Take hot water availability to new heights!

Vertex™ Power-Vent Gas Water Heaters
  • Money-saving 90% thermal efficiency
  • Continuous hot water means homeowners will always get “One More Hot Shower”
  • Hot water output similar to larger, less efficient conventional 75-gallon models
  • Easy to install — dimensions similar to a standard 50-gallon power-vent water heater

Vertex™ 100 Power Direct-Vent Gas Water Heaters

The “peak demand” water heater!

Vertex™ 100 Power Direct-Vent Gas Water Heaters
  • Unprecedented levels of performance — 96% thermal efficiency
  • Continuous hot water – shower after shower, hour after hour
  • An advanced internal heat exchanger with 100,000 BTU input, inspired by A. O. Smith’s time-tested Cyclone commercial design
  • Easy to install — dimensions similar to a standard 50-gallon power-vent water heater

ProMax® Electric Water Heaters

ProMax® Electric Water Heaters
  • Durable, tamper-resistant brass drain valve
  • DynaClean dip tube reduces lime and sediment buildup
  • Tall, short and lowboy models available
  • Thick CFC-free foam insulation for higher efficiency

Conservationist® Electric Water Heaters

Conservationist® Electric Water Heaters
  • 3″ thick CFC-free insulation for higher efficiency
  • DynaClean™ II automatic sediment cleaning system provides maximum protection against lime and sediment buildup
  • Blue Diamond™ glass coating delivers twice the corrosion resistance of standard lining
  • Extra warranty protection — 10 years on tank and parts

ICON System™ Gas Water Heaters

ICON System™ Gas Water Heaters
  • Enhanced Performance
  • Advanced Temperature Control System
  • Intelligent Diagnostics
  • Pilot On Indication
  • Green LED
  • Separate Immersed Thermowell

TTW1® Gas Water Heaters

TTW1® Gas Water Heaters
  • Advanced ScreenLok® Technology Flame Arrestor Design
  • Flammable vapor sensor
  • Pedestal base
  • Maintenance free
  • Sight Window
  • Powerful blower motor

Energy Saver Upright Electric Water Heaters

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  • Direct heat transfer with immersed screw-type elements
  • Fully automatic controls
  • Factory installed Hydrojet® Total Performance System
  • Factory installed dielectric waterway fittings
  • Protective magnesium anode rod
  • Vitraglas® lining

Therm-X-Guard Thermal Expansion Tanks

Thermal Expansion Tanks

Therm-X-Guard Thermal Expansion Tanks
  • Available in 2, 4.4 and 10.3 Gallon Models
  • 5-Year Limited Tank Warranty
  • Suitable with water heaters up to 120 gallon capacity and supply pressure to 80 P.S.I.
  • Helps protect water heater and plumbing fixtures from premature failure
  • Eliminates problems associated with thermal expansion in closed loop systems
$100 off Replacement or Installation
Call us today 703-481-3700.

* Not to be combined with any other offer. Must be presented at time of service.