New 40-gallon tank
A new 40-gallon gas or electric unit from Rheem, A. O. Smith, or Bradford White, matched to your fuel type, venting, and household size. Manufacturer warranty registration is completed on-site.
Licensed plumbers, same-day installs, and haul-away included
40-Gallon Water Heater Replacement in Carrollton done right the first time
When your 40-gallon tank starts leaking, rumbling, or running out of hot water, we handle the whole job: drain, disconnect, haul away, and set a new unit. Our 40-Gallon Water Heater Replacement in Carrollton covers gas and electric models from Rheem, A. O. Smith, and Bradford White, with 40-gallon water heater installation in Carrollton done to Georgia Plumbing Code. Call (943) 469-0029 and we'll get hot water back on today.
Careful work. Honest options.
About this service
What 40-Gallon Water Heater Replacement in Carrollton involves
40-Gallon Water Heater Replacement in Carrollton is a full tank swap that removes your old unit, installs a new 40-gallon gas or electric heater, and brings the plumbing, venting, and electrical connections up to code. A 40-gallon tank holds enough hot water for a two- to four-person household, roughly 60 to 80 gallons of first-hour delivery. The job covers draining the old tank, disconnecting the gas flex connector or 240-volt circuit, cutting out corroded nipples, and setting the new heater on a level pad with new dielectric unions and flexible connectors.
Most Carrollton homes built between the 1970s and early 2000s still run a 40-gallon tank in a garage, closet, or attic. When sediment buildup or a corroded anode rod kills the tank, you're looking at rusty water, popping noises, and eventually a puddle on the floor. We handle replace 40-gallon water heater Carrollton calls seven days a week, including emergency 40-gallon water heater replacement Carrollton requests when a tank lets go on a Sunday night. If you've been searching 40-gallon water heater replacement near me, we're local and we stock the common sizes on the truck.
- ✓ Hot water back same day
- ✓ Lower monthly gas bill
- ✓ No more leaks or rust
- ✓ Code-correct venting and T&P
What's included
What our 40-Gallon Water Heater Replacement includes
Every replacement covers the tank, the labor, the standard fittings, and disposal of the old unit. Anything unusual, like a fuel conversion or a new vent run, gets quoted before we start so there are no surprises on the invoice.
Full removal and disposal
We drain the old tank with a water heater drain pump, disconnect the gas flex connector or wiring, and haul the unit away. You don't have to move it, store it, or pay a separate disposal fee.
New fittings and valves
Dielectric unions, flexible connectors, Teflon tape, pipe dope, a new T&P valve, and an expansion tank where required. Corroded nipples and shutoff valves get replaced so the new tank isn't sitting on old problems.
Code-correct connections
Gas work follows NFPA 54, plumbing follows Uniform Plumbing Code and International Plumbing Code, and electrical reconnects are verified with a multimeter. Venting is sized and pitched correctly for your install location.
Fill, purge, and walkthrough
We fill the tank, purge air from every hot tap, check all connections for leaks, and set the thermostat to 120°F. Before we leave, we show you the shutoff valve and explain the anode rod service interval.
How it works
How our 40-gallon replacement process works
Call (943) 469-0029 and describe what the tank is doing: leaking from the base, no hot water, rusty water, or popping. We ask for the model number and fuel type so we load the right 40-gallon unit before we leave. Most calls take five minutes.
A licensed plumber checks the T&P valve, anode rod, heating element or burner, and the tank shell. If a repair makes sense, we say so. If the tank is done, we quote the replacement on the spot with the price locked before any work starts.
We shut off the gas or breaker, close the cold inlet, and drain the tank with a water heater drain pump. Old units come out through the garage or closet, and we haul the tank away for disposal. Expect 30 to 45 minutes for this stage.
The new 40-gallon heater goes on a level pad with new dielectric unions, flexible connectors, Teflon tape, and pipe dope on the threads. We solder or crimp copper and PEX as needed, reconnect the gas flex connector or wiring, and set the thermostat to 120°F.
We fill the tank, purge air from every hot tap, and check for leaks at all connections. A multimeter confirms the heating element or we verify the pilot and burner flame. Before we leave, we walk you through the shutoff valve and the anode rod service interval.
STEP 01Phone triage
Call (943) 469-0029 and describe what the tank is doing: leaking from the base, no hot water, rusty water, or popping. We ask for the model number and fuel type so we load the right 40-gallon unit before we leave. Most calls take five minutes.
Tools & methods
Tools and methods we use on every install
Water heater drain pump
Moves water out of the old tank faster than gravity alone, which matters in garages and closets where a floor drain isn't close by.
Pipe wrench and tube cutter
Breaks loose old unions and cuts copper or PEX cleanly so new connections seat without cross-threading or leaks.
Soldering torch and flaring tool
Used for copper sweat joints and gas line flares where the existing piping needs reworking to fit the new tank.
Multimeter and T&P valve tester
Confirms element resistance, thermostat function, and verifies the new T&P valve opens and reseats correctly.
Dielectric unions and flexible connectors
Isolate dissimilar metals at the tank nipples and absorb minor movement, which prevents the corrosion that kills tanks early.
Real results
Before and after.
40-Gallon Water Heater Replacement
Leaking 40-gallon tank in Downtown Carrollton
A 13-year-old gas tank was weeping from the base, and the garage floor stayed damp. The homeowner was mopping daily and had already replaced the T&P valve once with no luck.
After: We installed a new 40-gallon Rheem unit with a fresh T&P valve and expansion tank. The floor stayed dry, hot water came back the same afternoon, and the old tank was hauled off.
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40-Gallon Water Heater Replacement
Rusty water in a Hebron rental
A tenant reported rusty hot water and popping noises. The tank was 11 years old, the anode rod was gone, and the landlord needed the unit replaced between leases.
After: We swapped in a new A. O. Smith 40-gallon tank, replaced the anode rod, and sent warranty paperwork and photos to the landlord. The tenant moved in with clear hot water.
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40-Gallon Water Heater Replacement
No hot water in a Castle Hills home
A family of four lost hot water on a Friday. The lower heating element had failed, and the tank was 10 years old with visible sediment at the drain valve.
After: Rather than stack repairs on an aging tank, we replaced the 40-gallon electric unit with a new one, verified the 240-volt circuit with a multimeter, and had hot water running before dinner.
Book this service → Problems we solve
Problems our 40-Gallon Water Heater Replacement solves
Most 40-gallon tanks in Carrollton fail the same handful of ways. Here's what we see on calls and how we fix it.
Ask a pro →Leaking tank with water on the garage floor
We shut off the water and gas, drain the tank, and install a new 40-gallon unit on a level pad with a drain pan where the space allows. The old tank leaves with us, and we dry and check the area before we go.
Rusty hot water staining laundry and fixtures
We confirm the source, then replace the 40-gallon tank and install a fresh anode rod in the new unit. If your water is aggressive, we can add a powered anode or recommend a softener to extend tank life.
Popping and rumbling from sediment buildup
Once sediment has hardened on the tank bottom, flushing rarely clears it. We replace the 40-gallon unit, set the new thermostat, and show you how to flush the new tank once a year to keep it quiet.
No hot water and a tripped breaker or dead pilot
We test the element, thermostat, and pilot first with a multimeter. If the tank is near the end of its life, we quote a replacement instead of stacking repairs. If it's a simple fix, we'll tell you that too.
Transparent pricing
What 40-gallon replacement costs in Carrollton
$850 - $1,800 installed, depending on fuel type, tank model, and any venting or permit work
Typical 2026 pricing in this area runs $850 to $1,800 installed for a 40-gallon replacement, depending on fuel type, tank brand, and whether the venting, shutoff valve, or expansion tank needs updating. Electric swaps usually land near the low end; gas units with new venting and a permit land higher. We quote the full job before we start, including haul-away and disposal, so the number you hear on the phone is the number on the invoice. If you're comparing replace 40-gallon water heater Carrollton quotes, ask whether disposal and permit are included.
The price covers the tank, labor, standard fittings, permit where required, and disposal of the old unit. A new 40-gallon tank typically lasts 8 to 12 years, and the manufacturer warranty plus our labor warranty covers the early failures.
•affects cost
Electric 40-gallon swaps are simpler and usually cheaper. Gas units add a flex connector, sediment trap, leak test, and sometimes venting work, which pushes the price up.
Get a quote ↗•affects cost
Rheem, A. O. Smith, and Bradford White units sit in a similar range, but longer warranty models cost more up front. We'll show you the difference so you can decide.
Get a quote ↗•affects cost
If the existing vent is undersized, corroded, or pitched wrong, it gets corrected. Attic and closet installs sometimes need a new drain pan or a different vent route.
Get a quote ↗•affects cost
Some Carrollton replacements require a permit through the City of Carrollton. We pull it and include the cost in the quote, so there's no separate bill later.
Get a quote ↗ Proof you can check
Licensed, insured, and warrantied
- Georgia Plumbing License · Georgia State Construction Industry Licensing Board
- Manufacturer certification (Rheem, A. O. Smith, Navien) · Respective manufacturers
- Uniform Plumbing Code (UPC) compliance · International Association of Plumbing and Mechanical Officials
- NFPA 54 (National Fuel Gas Code) gas work · National Fire Protection Association
- OSHA safety compliance · Occupational Safety and Health Administration
Customer reviews
What Carrollton customers say
★★★★★
“Our 40-gallon tank started leaking on a Friday night. They answered, told me how to shut the water off, and had a new Rheem in by Saturday afternoon. Two hours on site, old tank hauled off, no mess left behind. Price matched the quote exactly.”
MT
Marcus T.Homeowner, Downtown Carrollton
✓ Verified“
★★★★★
“I manage three rentals near Hebron and use them for every 40-gallon swap. They coordinate with tenants, send photos of the install, and the paperwork is clean. Last one was done in a single morning and the tenant had hot water before lunch.”
DR
Dana R.Landlord, Hebron
✓ Verified★★★★★
“We had rusty water and popping noises for weeks. They checked the anode rod, showed me the sediment, and replaced the 40-gallon tank the same day. Also added an expansion tank and new T&P valve. Water's clear and the gas bill dropped a little.”
PS
Priya S.Homeowner, Castle Hills
✓ VerifiedMost 40-gallon replacements in Carrollton run $850 to $1,800 installed, depending on gas or electric, tank brand, and whether the venting or shutoff valve needs updating. Basic electric swaps sit near the low end; gas units with new venting and an expansion tank land higher. We quote the full job before we start, and the price includes haul-away and disposal of the old tank.
We do, and we're local. Our licensed plumbers install 40-gallon gas and electric tanks across Carrollton and Carroll County, including Downtown Carrollton, Hebron, and the Belt Line area. We're manufacturer-certified on Rheem, A. O. Smith, and Bradford White, so warranty registration is handled on-site. Call (943) 469-0029 and we'll confirm the model and a time window.
A standard swap takes two to four hours from arrival to hot water. Drain and removal runs 30 to 45 minutes, the new unit sets and connects in about an hour, and filling, purging, and testing takes another 20 to 30 minutes. If we're converting fuel type or reworking venting, plan on a full day. Same-day appointments are common when you call before noon.
A 40-gallon tank fits one to four people comfortably, delivering roughly 60 to 80 gallons in the first hour. Households with three showers back-to-back, a soaking tub, or a large family often do better with a 50-gallon unit. If you're unsure, we'll count your fixtures and tell you straight whether a 40-gallon is enough or whether you should size up.
Ready when you are
Get your 40-Gallon Water Heater Replacement in Carrollton today
We're licensed, insured, and stocked with 40-gallon tanks. Call (943) 469-0029 and we'll confirm the model, the price, and a time window. Same-day appointments are usually available when you call before noon.
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Request an appointment
Call for Water Heater Help
Reach us at (943) 469-0029 any time, day or night. We answer live, ask a few questions about your tank, and get a plumber headed your way. Regular appointments run Monday through Friday, and emergency calls are covered 24/7 across Carrollton and Carroll County.
Call anytime(943) 469-0029Email the officeinfo@waterheaterreplacementcarrolltonga.xyz
Office hoursOpen 24 hours · 7 days a week