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Plumber installing a new tank water heater
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Water Heater Replacement in Philadelphia, PA

When the tank is leaking or worn out, we size the right replacement, carry it into tight basements and utility closets, install it cleanly and take the old heater with us.

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Quick answer: Most tank water heaters last roughly 8 to 12 years, and hard water in the Philadelphia region can push that toward the short end. Sediment buildup, a spent anode rod and high water pressure all shorten tank life. Flushing the tank, replacing the anode and installing an expansion tank or water softener can help a new heater reach the long end of that range.

Water heater replacement makes sense when the tank is leaking from the body, when the heater is past its expected life, or when repairs are adding up faster than the heater is worth. Most tank heaters last somewhere around 8 to 12 years, and hard water can shorten that. A replacement is also the moment to fix problems the old install had: a missing expansion tank, a corroded shutoff valve, a relief valve line that dumps onto the floor or a heater that was never big enough for the household.

We start by sizing. A two bedroom rowhome with one bathroom does not need the same heater as a Main Line single with three full baths. We look at how many people live in the home, how many showers run at once and how much space you have. Then we give you an upfront quote, remove the old heater, set the new one, connect water lines with new valves, test for leaks, fill and fire it, and haul the old tank away. If you want endless hot water, we can also price a tankless unit.

Two new tank water heaters side by side in a commercial mechanical room installed by Fullerton
Know the warning signs

Signs It Is Time to Replace Your Water Heater

  • Water is leaking from the tank body, not from a valve or fitting.
  • The heater is more than 10 years old and needs another repair.
  • Rust shows at the base of the tank or in the hot water.
  • Hot water no longer lasts through back to back showers.
  • Sediment noise keeps coming back right after flushing.
  • The heater has had several repairs in the last couple of years.
What is included

What Our Water Heater Replacement Service Covers

  • Sizing recommendation for tank or tankless
  • Removal and haul away of the old heater
  • New shutoff valve and supply connections
  • Relief valve and discharge line installed correctly
  • Thermal expansion tank where needed
  • Leak test, startup and clean up
How it works

Our Water Heater Replacement Process

Size and Quote

We look at the household, the number of bathrooms, the space and the existing connections, then recommend a tank size or a tankless option. You get an upfront quote that covers removal, installation, new valves and haul away before any work starts.

Remove the Old Heater

We shut off water and power, drain the old tank and carry it out. In narrow rowhome basement stairs this takes care, and we protect floors and walls on the way. The old heater leaves with us, so it does not sit on the sidewalk.

Install the New Unit

We set the new heater, connect supply lines with new shutoff valves, install the relief valve discharge line correctly and add a thermal expansion tank where needed. We use transition fittings where new pipe meets old galvanized or copper. We secure the heater so it sits level and stable.

Test and Clean Up

We fill the tank, purge air from the lines, bring the heater to temperature and check every connection for leaks. We walk you through the controls and the shutoff, then clean the work area before we leave. You also get guidance on flushing to fight hard water.

Philadelphia plumbing

Water Heater Replacement in Philadelphia Rowhomes and Suburbs

Getting a water heater into a Philadelphia rowhome basement is half the job. Many basements are reached by a steep, narrow staircase from the kitchen or through a small exterior hatch, and the heater usually sits in a back corner beside the stack and the old supply lines. We plan the route before we start, protect the stairs and floors, and make sure the new heater fits with room to service it. In many older homes the pipes feeding the heater are galvanized, and we add proper transitions so the new connections do not corrode. We also check the cold supply valve and the vent connection, which in older homes are often as old as the house.

In Levittown and other slab homes across Bucks County, the heater is in a first floor utility room or closet. A leak there goes onto living space, so we pay extra attention to the drain pan and the relief valve line. In larger suburban homes in Montgomery and Chester counties, we often size up or suggest tankless to keep up with several bathrooms. Whatever the home, we leave the new heater labeled, the shutoff working and the area clean. We also make sure the drain pan drains somewhere sensible.

Pricing

What Affects the Cost of Water Heater Replacement

Water heater replacement cost depends on the type of heater, the tank size, the brand and how hard it is to get the old one out and the new one in. Moving from a tank to a tankless unit involves more work than a like for like swap. Old galvanized connections, a missing expansion tank or a corroded shutoff valve add parts. A tight basement stair or utility closet can add time. We look at all of it and give you an upfront quote before any work starts.

Call (518) 776-7838 for an upfront quote. We answer 24/7 and explain the price before any work starts.

Real photos from our jobs

Recent Plumbing Jobs

No stock photos here. These are our own technicians, our own equipment and real repairs.

Two wall mounted tankless water heaters installed by Fullerton with new copper water piping
Dual tankless water heater installation with new copper piping
Two new tank water heaters side by side in a commercial mechanical room installed by Fullerton
Twin tank water heaters installed for a commercial building
Small point of use electric water heater installed with new copper supply piping by Fullerton
Point of use water heater installed with copper supply lines
Commercial water service room with valves, meters and copper piping serviced by Fullerton plumbers
Commercial water service room, valves and piping serviced
Local service

Water Heater Replacement Near You

We provide water heater replacement across Philadelphia and Bucks, Montgomery, Delaware and Chester counties.

FAQ

Water Heater Replacement Questions, Answered

Most tank water heaters last roughly 8 to 12 years, and hard water in the Philadelphia region can push that toward the short end. Sediment buildup, a spent anode rod and high water pressure all shorten tank life. Flushing the tank, replacing the anode and installing an expansion tank or water softener can help a new heater reach the long end of that range.

Yes. Many Philadelphia rowhomes have steep, tight basement stairs, and we carry heaters up and down them regularly. We plan the route, protect floors and walls, and take the old tank with us. If a standard tank will not fit the space well, we can recommend a different size or a wall mounted tankless unit that frees up floor space.

A straightforward like for like tank replacement usually takes a few hours from shutoff to hot water. Extra work, such as replacing corroded valves, adding an expansion tank or converting to tankless, adds time. We tell you what to expect before we start, and we leave you with the new heater running and the work area cleaned up.

If the heater is over 10 years old and showing signs like rust, sediment noise or shrinking hot water, replacing it on your schedule is usually smarter than waiting for a leak. A failed tank in a finished basement or a Levittown utility closet can cause real damage. Planned replacement also lets you choose the right size instead of taking whatever is available in an emergency.

Many homes do. When water heats it expands, and if your system has a check valve or pressure reducing valve, that extra pressure has nowhere to go. It stresses the tank and makes the relief valve drip. A small thermal expansion tank absorbs that pressure. We check your system during replacement and tell you whether one is needed.

Related services

Related Services

Repiping

Replace rusted galvanized and failing old supply pipe with new copper or PEX for better pressure, clean water and fewer leaks.

Repiping details

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