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Best Water Heater Installation Companies in Virginia Ranked
A properly functioning water heater is essential for daily comfort in any Virginia home, from the mountains to the coast. When your unit fails or becomes inefficient, navigating the options for a new installation or replacement can be complex, involving local building codes, fuel choices, and efficiency standards. This guide provides clear, practical information to help you understand the process, key regulations, and costs associated with water heater services in the Commonwealth, empowering you to make an informed decision and connect with qualified local professionals.

C&W Hanover Septic, Well & Plumbing
5279 Mechanicsville Tpke, Mechanicsville, VA 23111
C&W Hanover Septic, Well & Plumbing serves Richmond, VA, offering residential and commercial plumbing and septic services. The company specializes in water heater repair and installation, septic system maintenance, and well services including installation and pump repairs. With over 40 years of experience as a family-owned business, they handle a wide range of plumbing and septic needs with expertise. They provide emergency and same-day services to address urgent plumbing or septic issues promptly.

Sean Fixes Johns Plumbing
417 Hobart Ave, Virginia Beach, VA 23451
Sean Fixes Johns Plumbing is a locally owned plumbing company serving Virginia Beach, VA, as well as Norfolk and Chesapeake. The business offers a range of plumbing services including sewer camera inspections, water heater installation, sewer line repair, leak detection, and gas line installation. They use modern camera and detection equipment to diagnose and repair sewer line issues efficiently. With over 30 years of experience, Master Plumber Sean Yelton leads the team in providing plumbing solutions for both residential and commercial customers. The company also offers 24-hour emergency plumbing services to address urgent needs.

Blair's Plumbing Repair & Drains
337 Thalia Dr, Newport News, VA 23608
Blair's Plumbing Repair & Drains is a family-run plumbing company serving Virginia Beach, VA, and the Hampton Roads Peninsula communities. They provide a wide range of plumbing services including water heater repair and installation, tankless water heater service for Rinnai and Navien models, sump pump and sewage pump repair, drain cleaning, sewer line repair, leak detection, repiping, and toilet and garbage disposal repairs. The company emphasizes thorough whole home plumbing inspections and detailed explanations to help customers understand their plumbing systems. Founded in 2020 by Army veteran Justan Blair, the business combines skilled plumbing work with a focus on customer education and service.

Richardson Plumbing Co
1469 Butts Station Rd, Chesapeake, VA 23320
Richardson Plumbing Co is a family owned and operated plumbing business serving Virginia Beach, VA, and the Tidewater area since 1988. They provide a wide range of residential and commercial plumbing services including water heater installation and repair, tankless water heater services, drain cleaning, sewer line repair, and gas line installation. The company is licensed and insured, with a Master Plumber and Master Gas Piper on staff, and offers backflow testing and plumbing inspections as part of their expertise.

H2O PRO Plumbing
4795 Bethlehem Rd Ste E, Richmond, VA 23230
H2O PRO Plumbing provides a wide range of plumbing services in Richmond, VA, including water heater repair and installation, leak detection, drain cleaning, repiping, gas line installation, toilet repair, and garbage disposal repair. The company emphasizes trustworthy, upfront pricing and quality workmanship, serving residential and commercial clients with tailored solutions. With over 20 years of experience, H2O PRO Plumbing handles everything from minor repairs to major installations, including whole home repiping and emergency plumbing services.
Understanding Virginia's Plumbing and Energy Codes
All residential water heater work in Virginia must comply with the 2021 Virginia Uniform Statewide Building Code (USBC), which incorporates both the Virginia Plumbing Code (VAPC) and the Virginia Energy Conservation Code (VA ECC) 1 2. These codes are not mere suggestions; they are legal requirements designed to ensure safety, proper function, and energy efficiency. A professional installer will be familiar with these statewide codes as well as any additional local amendments in your city or county.
A key requirement is that installations must be performed according to the manufacturer's instructions and these local codes, and they often require a permit 3 4. The permitting process, typically handled by your local building department, involves an inspection to verify the installation meets all safety standards. This crucial step protects your home and ensures the system is installed correctly.
Key Installation Requirements and Safety Standards
Virginia's plumbing code specifies several non-negotiable safety and installation standards for water heaters.
- Safety Devices: All storage-tank water heaters must be equipped with a properly rated combination temperature and pressure-relief (T&P) valve. This valve is a critical safety feature that prevents the tank from exploding if pressure or temperature gets too high. The code also mandates a correctly installed relief valve discharge pipe to safely direct hot water to the floor in the event the valve opens 5 3.
- Location and Drain Pans: If a water heater is installed in a location where a leak could cause damage to the structure (like an attic, finished living space, or above a garage), it must be placed inside a drain pan that routes leakage to an appropriate drain or the exterior 6. For units installed in attics, the code requires an unobstructed passageway for future removal and adequate service space 7.
- Gas Water Heater Clearances: Gas-fired units have specific requirements to mitigate fire risks. They must be installed with proper clearance from combustible materials and, importantly, the ignition source must be at least 18 inches off the ground to prevent ignition of flammable vapors 8.
- Energy Efficiency Emphasis: The 2021 VA ECC strongly encourages high-efficiency models to reduce energy consumption statewide 9. This makes options like heat pump water heaters particularly attractive, as they align with both code trends and potential cost savings.
Choosing the Right Fuel Type for Your Home
The choice of fuel source is a primary decision that affects installation complexity, operating costs, and efficiency.
- Natural Gas: A widely available and efficient option in many parts of Virginia. Gas water heaters typically have lower operating costs than standard electric models and recover hot water faster. Installation requires proper venting to the exterior to exhaust combustion gases, which can add to the project's complexity and cost if new venting is needed 10 11.
- Electric: These units are generally easier and less expensive to install since they don't require venting. However, operating costs can be higher depending on your local electricity rates. They are a straightforward choice for replacing an existing electric model 12.
- Heat Pump Water Heaters (HPWH): This is a highly efficient type of electric water heater that works by moving heat from the surrounding air into the water, rather than generating heat directly. While they have a higher upfront cost, they can be two to three times more energy-efficient than conventional electric resistance models. The 2021 VA ECC includes specific provisions that often make HPWHs a preferred or required option in certain new construction or renovation scenarios 9.
- Propane and Oil: These are less common and typically found in rural areas not served by natural gas lines. They require a storage tank and specific installation by technicians familiar with these fuel systems 13.
Sizing Your Water Heater Correctly
Choosing the correct size is crucial for ensuring an adequate supply of hot water without wasting energy on an oversized unit.
- Storage Tank Water Heaters: These are sized by gallon capacity. Sizing depends primarily on the number of occupants and simultaneous hot water demands (e.g., showers, laundry, dishwasher).
- Tankless (On-Demand) Water Heaters: These are sized by flow rate, measured in gallons per minute (GPM). The required GPM depends on how many hot water fixtures you might use simultaneously and the temperature of your incoming groundwater. In Virginia, typical whole-house units range from 2.5 to 11 GPM 1. A professional can perform a calculation to determine the right size based on your specific needs.
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Cost Considerations for Installation and Replacement
The total cost for a new water heater in Virginia varies significantly based on the unit type, size, fuel source, and the complexity of the installation. Labor is a major component, especially if the job requires moving the heater, updating gas lines or electrical service, or installing new venting.
Based on regional data and material costs, here are typical installed price ranges you might encounter 15 16 17:
| Water Heater Type | Typical Installed Cost Range (Virginia) | Key Considerations |
|---|---|---|
| Traditional Tank (Gas or Electric) | $1,500 - $2,500 | This is the standard cost for a straightforward replacement of a like-for-like unit. The bulk of the cost is often labor and the permit. |
| Tankless (Gas or Electric) | $4,000 - $7,500+ | Higher upfront cost due to the unit price and potential need for upgraded gas lines, electrical service, or new venting materials. |
| Heat Pump Water Heater (HPWH) | Generally higher than standard electric | The initial investment is offset by superior energy efficiency, lower operating costs, and potential eligibility for federal tax credits 6. |
Important Note on Federal Tax Credits: Homeowners who install eligible, high-efficiency water heaters, such as qualifying heat pump models, may be eligible for a federal tax credit. Manufacturers are now required to provide a Qualified Manufacturer (QM) code for products that meet the criteria. You can verify eligibility on the Energy Star website 6.
The Critical Importance of Professional Installation
While a water heater might seem like a simple appliance, professional installation is strongly recommended and often legally required for permit issuance. A licensed Virginia plumber ensures:
- Code Compliance: The installation will meet all aspects of the 2021 VAPC and VA ECC, including proper safety device installation, venting, and fuel line connections 18.
- Safety: Incorrect installation of gas, electrical, or pressure components can lead to gas leaks, carbon monoxide poisoning, fire hazards, or even explosion risk.
- Warranty Protection: Most manufacturer warranties are voided if the unit is not installed by a licensed professional according to code 19 20.
- Optimal Performance: A professional ensures the unit is correctly sized, properly connected, and functioning at peak efficiency, saving you money on utility bills over its lifespan.
Frequently asked questions
Sources
Footnotes
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NoVa Homeowner's Guide to Tankless Water Heaters - https://www.veteranplumbing.us/the-northern-virginia-homeowners-guide-to-tankless-water-heaters/ ↩ ↩2
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VUSBC - Prince William County - https://www.pwcva.gov/department/building-development-division/vusbc ↩
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Water Heater Replacement in Northern Virginia - https://www.reddickandsons.com/plumbing/water-heaters/water-heater-replacement/ ↩ ↩2
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CHAPTER 5 WATER HEATERS - 2021 VIRGINIA PLUMBING ... - https://codes.iccsafe.org/content/VAPC2021P1/chapter-5-water-heaters ↩
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CHAPTER 5 WATER HEATERS - 2021 VIRGINIA PLUMBING ... - https://codes.iccsafe.org/content/VAPC2021P1/chapter-5-water-heaters ↩
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Federal Tax Credits for Energy Efficiency - https://www.energystar.gov/about/federal-tax-credits ↩ ↩2 ↩3
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Chapter 28 Water Heaters: Virginia Residential Code 2015 - https://up.codes/viewer/virginia/irc-2015/chapter/28/water-heaters ↩
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Height Gas Water Heater Needs to Be Off the Ground - Roto-Rooter - https://www.rotorooter.com/frequently-asked-questions/water-heaters/what-height-does-a-gas-water-heater-need-to-be-off-the-ground/ ↩
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2021 Virginia Energy Conservation Code - C406.7.4 Heat pump ... - https://codes.iccsafe.org/s/VAECC2021P1/chapter-4-ce-commercial-energy-efficiency/VAECC2021P1-CE-Ch04-SecC406.7.4 ↩ ↩2
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What Size Water Heater Is Right for You? | A. O. Smith - https://www.hotwater.com/info-center/what-size-water-heater-do-I-need.html ↩ ↩2 ↩3
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2025 Updates: Hot Water in Mixed Fuel Projects - 3C-REN - https://www.3c-ren.org/2025-updates-hot-water-in-mixed-fuel-projects/ ↩
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5 Tips to Choosing the Right Water Heater in Virginia Beach, VA. - https://www.climatemakers.com/blog/2021/february/5-tips-to-choosing-the-right-water-heater-in-vir/ ↩
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How to Tell if Your Water Heater Is the Right Size - https://mrplumberindy.com/knowledge-center/right-size-water-heater/ ↩ ↩2
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What Size Water Heater Do I Need? First-Hour Ratings & More - https://www.snellheatingandair.com/blog/what-size-water-heater-do-i-need-first-hour-ratings-more/ ↩
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Water Heater Cost in 2026: DIY or Professional Installation? - https://www.nerdwallet.com/home-ownership/home-improvement/learn/water-heater-cost ↩
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How Much Does Water Heater Installation Cost? | A.O. Smith - https://www.hotwater.com/info-center/water-heater-installation-cost.html ↩
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Water Heater Replacement Cost & Service | Benjamin Franklin Plumbing - https://www.benjaminfranklinplumbing.com/league-city/blog/2024/december/how-much-is-a-water-heater-replacement-costs-and-considerations/ ↩
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Water Heater Replacement in Northern Virginia | New Water Heater Installation - https://www.reddickandsons.com/plumbing/water-heaters/water-heater-replacement/ ↩
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Cost to Replace a 40-Gallon Water Heater in 2025 - https://www.fixr.com/costs/40-gallon-water-heater ↩
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Modine PTP Greenhouse Heater | up to 400,000 BTU | Made in USA - https://www.hortitechdirect.com/products/modine-ptp-greenhouse-heater ↩