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Tank water heater and utility piping in an unfinished basement

Matthews · Mecklenburg County

Water Heater Installation & Replacement in Matthews

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Many Matthews homes have gas water heaters in the garage, installed with the original construction.

Water Heater Installation & Replacement in Matthews

  • Common sign

    Tank is leaking from the body

  • First step

    Size and choose

  • Service area

    Matthews · Mecklenburg County

Local conditions

What's different about water heater installation in Matthews

Many Matthews homes have gas water heaters in the garage, installed with the original construction. Replacement is a good time to check venting, combustion air, the gas line and the seismic straps and stand required by code.

Older installations may lack an expansion tank or have relief-valve piping that doesn't meet current code. The installer corrects those under the Mecklenburg County permit.

Owners also compare standard, high-efficiency and tankless units. Garage gas heaters are often straightforward to replace like-for-like.

More about plumbing in Matthews →·North Carolina regional guide →

Most water heater replacements in Matthews happen after a tank starts leaking. Matthews' median home was built in 1994; some 1980s and early 1990s homes still have polybutylene supply pipe, and gas water heaters in garages are common. The decisions are easier before that: gas or electric, tank, tankless or heat pump, and which code-required parts the new installation needs.

When to replace: water heater installation in Matthews

  • Water leaking from the tank body.
  • Rusty hot water coming from the tank.
  • A heater near or past 10 years old needing an expensive part.
  • A household that regularly runs out of hot water.

Choosing and pricing the replacement in Matthews

A like-for-like tank swap is usually the cheapest option. National cost guides put a standard tank replacement, installed, at roughly $1,200 to $2,500, with tankless and heat pump installations often $2,000 to $4,500 or more when gas, venting or electrical changes are needed. These are national estimates, not quotes.

Under the Department of Energy's 2024 rule, most electric storage heaters over 35 gallons made from May 6, 2029 will need heat pump technology. Many replacements also need an expansion tank when the supply line has a check valve, pressure-reducing valve or backflow preventer, plus proper relief-valve discharge piping.

Hiring for water heater installation in Matthews

SteadWell is a free referral service, not a plumbing company. We connect you with an independent, licensed plumber who serves Matthews; the plumber prices the job and stands behind the work. More about plumbers in Matthews.

  • Charlotte Water serves Matthews; call 311 or 704-336-7600 for problems at the meter or in the street.
  • Mecklenburg County Code Enforcement issues plumbing permits in Matthews; water heater replacement and repiping need one.
  • Confirm the North Carolina license with the State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors.
  • Get the trip fee and total price before work starts.

Before you choose water heater installation in Matthews

  1. 1. Local condition

    Matthews households are almost evenly split between gas (50%) and electric (48%) heat.

  2. 2. Risk to the home

    The replacement heater has to match the fuel, venting and space you have, or those must change.

  3. 3. What goes wrong

    A failed tank replaced in a hurry with the wrong size or type.

  4. 4. What to do

    Plan the replacement once your heater passes about 10 years, before it leaks.

Water actively leaking or backing up? Go to 24-hour emergency help in Matthews

Housing figures for Matthews, NC: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates.

Beyond Matthews: the full water heater installation guide

More on water heater installation & replacement: signs, steps and costs.

Water Heater Installation questions from Matthews homeowners

How long does a replacement take?

A like-for-like tank swap usually takes a few hours; conversions take longer.

What size water heater do I need?

Many households of three or four use 40 or 50 gallons; tankless units are sized by flow and winter water temperature.

Why does my new heater need an expansion tank?

Code requires one when the supply line has a check valve, pressure-reducing valve or backflow preventer, so heated water has room to expand.

Does the quote include everything?

Ask whether it covers the permit, haul-away and code-required parts.

Who issues plumbing permits in Matthews?

Mecklenburg County Code Enforcement issues plumbing permits in Matthews; water heater replacement and repiping need one.

Mecklenburg County

Water Heater Installation near Matthews

Need water heater installation in Matthews?

Common sign: tank is leaking from the body.

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