3 services · Newark
Water heaters in Newark, NJ
Most tank water heaters last about 8 to 12 years. A plumber can often repair a heater that stops making hot water, but a tank that leaks from the bottom has failed and needs to be replaced. Tankless heaters last longer but cost more to install, especially if the gas line or venting has to change.
- Licensed local plumbers
- The problem explained before work starts
- Price agreed before the job begins

Water heaters services in Newark
Water heater repair
UrgentIf a gas water heater has no hot water, the pilot, thermocouple or gas valve is the usual cause; on an electric heater it's usually an element or thermostat. Those parts are repairable. A tank that leaks from the bottom can't be repaired and needs to be replaced.
Water heater replacement
A leaking tank or a heater past about 10 years old is usually replaced rather than repaired. A proper install includes a permit, correct venting (adjusted for altitude where needed), an expansion tank where required, a drip leg on the gas line and a relief valve discharge pipe.
Tankless water heaters
A tankless water heater heats water as it flows, so it doesn't run out, but it needs a larger gas line, its own venting and a unit rated for your elevation. Installed correctly and descaled regularly, it can outlast a tank heater.
Local conditions
Water heaters in Newark: what's different
Two- and three-family buildings in Newark put heavy use on water heaters, often several in one basement.
Replacement is a good time to check venting and add expansion tanks.
Permits come from the city's construction office, and New Jersey requires licensed master plumbers.
Older multi-family buildings may have heaters sharing a chimney with the boiler, which has to be checked at replacement. A failing tank in a shared basement can affect several units, so replacing older heaters on a schedule makes sense for landlords.
- Water and sewer in Newark
- The Newark Department of Water and Sewer Utilities supplies water and operates the sewer system.
- Permits in Newark
- In New Jersey, plumbing permits are issued by the municipal construction office under the Uniform Construction Code; in Newark, through the city's Division of Construction Code Enforcement. New Jersey requires licensed master plumbers.
Newark housing and plumbing
Most housing predates 1950, with cast-iron drains, older supply piping and basements. Two- and three-family frame houses are common in the North Ward and Vailsburg.
Other Newark conditions that affect plumbing
- Lead service line replacement: Newark replaced more than 20,000 lead service lines starting in 2019. Older homes may still need interior plumbing updated where lead or galvanized pipe connects.
- Combined sewer backups: Heavy rain can overwhelm Newark's combined sewers and back water up through basement floor drains.
- Multi-family wear: Two- and three-family buildings put heavy use on shared drains and water heaters.
- Interior pipe after service line replacement: Once the lead line from the street is replaced, older Newark homes may still have galvanized or lead-soldered pipe inside, which plumbers often replace at the same time to get the full benefit.
Neighborhoods and ZIP codes
Plumbers on Thawline cover Newark and Essex County, including Ironbound, Forest Hill, Vailsburg, North Ward, Weequahic, University Heights. ZIP codes: 07101 · 07102 · 07103 · 07104 · 07105 · 07106.
When to call a plumber in Newark
- No hot water, or hot water that runs out much faster than it used to
- Water pooling around the base of the tank
- Rumbling or popping from the tank
- Rusty or smelly hot water
- A pilot that won't stay lit or a tankless unit showing an error code
- A heater more than 10 years old before it fails
How these problems start and how to choose between repair options is covered in the water heaters guide.
Water heaters questions in Newark
Do Newark water heater replacements need a permit?
How long does a water heater replacement take?
More plumbing in Newark
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