Virginia & Maryland Heating, Air Conditioning & Plumbing
Don't Run Out of Hot Water! No Matter the Issue, We Can Help!

Water Heater Repair & Installation in Sterling

Providing Expert Water Heater Service for Over 30 Years!

Being able to enjoy a warm shower during the cold winter months, wash your dishes, and take advantage of certain other activities require hot water. If your hot water heater is not functioning properly, you may find yourself taking cold showers during the freezing winter months -- a situation that no one wants to be in.

Whether you need emergency repairs as well as regular maintenance, or even a brand new unit, count on the Sterling water heater service techs at Donmar Heating & Cooling with more than 30 years of experience for assistance! Serving all of Northern Virginia and Maryland.

Signs You Need a New Water Heater or Repair

While there are numerous different things to look out for, we have compiled a list of the most common symptoms of a broken water heater that is in need of serious repair or replacement.

Common signs that your water heater may need a service:

  • Leaking water near the base that is forming puddles
  • An extensive amount of breakdowns and needed repairs
  • Warm or cool, but not hot, water
  • Water with a metallic smell or taste
  • Muddy, sandy, or rusty-colored water
  • Rumbling, cracking, popping, or whining noises coming from the heater

Servicing All Makes & Models of Water Heater

Our Sterling water heaters are diverse and come in a wide range of makes and models. Fortunately, our Maryland and Virginia HVAC company is well-versed in the service of water heaters of nearly any type. From conventional water heaters to less traditional tankless, solar, and hybrid units, we work with them all!

Effective Energy-Efficient Upgrades & Quick Repair Services

Looking for an energy-efficient upgrade? Learn about the water heaters that we can install or use to replace the current one at your location. Having issues with your current heater? No problem-- we can give you a quick diagnosis and well-informed options for repair as well. We are located in Sterling and are proud to serve all of Northern Virginia and Maryland.

Schedule your free estimate by contacting us at (703) 457-8676 or use our online form and get the help you need!

Don't Just Take Our Word for It!

See What Our Customers Have to Say About Our Service
  • “Your customer service is outstanding and everyone that I spoke to or met in person speaks to the nature of your company.”

  • “We've been pleased with the units, but its your employees that have made the real impression - they've been uniformly fantastic!”

  • “Donmar Company defines customer service excellence to a higher level.”

    Scott H.
  • “This company is very attentive to the customer and respond to their concerns quickly.”

    Natalie M.
  • “They are honest and straightforward with their recommendations and always give us various options. ”

    Samia K.
  • “It is so hard to find a trustworthy AC repair company and I think i have finally found it.”

  • “Really appreciate your crew. They answered all my questions and concerns, and the work appears to be impeccable!”

    Jeffrey N.
  • “Great company — replaced my furnace very efficiently and effectively. ”

    Chris C.
  • “I am thankful for Paul’s service and HIGHLY RECOMMEND Donmar Company to anyone with an HVAC issue!”


Creating Happy Customers Since 1990

Why We Are the #1 Trusted HVAC Company in Northern Virginia
  • Emergency HVAC Services 7 Days a Week

  • NATE Certified Technicians

  • Offering Free Estimates On Replacements

  • Flexible Financing Options with Approved Credit

  • Quality Service With Honest Values

  • Affordable Service Management Agreements

  • Over 30 Years of HVAC Experience

  • We Are On Time, Every Time