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Water heater repair in Boise

No hot water or a leaking tank? We repair and replace tank and tankless water heaters, quote both options in writing, and answer 24/7. 4.8 stars, 2,368 reviews.

Free second opinion on any written quote.

4.8 · 2,368 Google reviews · Family-owned & insured
  • Flat Price in Writing
  • Workmanship Guaranteed
24/7Emergency Dispatch
22+Treasure Valley Cities
4.8★Google Rated
Same-DayService & Estimates

A family business

Our promise to your home

When you call, you get a neighbor, not a call center or a salesman. We show up when we say we will, and we don't pack up the truck until it's done right.

The American Rooter & Drain family

• SATISFACTION GUARANTEED • WORKMANSHIP WARRANTY 100%DONE RIGHT

water

Water heater repair in Boise

Water heater problems usually come with a countdown — a slow leak, a pilot that keeps going out, or a tank that gets louder every week. American Rooter & Drain repairs and replaces water heaters across the Treasure Valley — tank and tankless, gas and electric — and gets you a straight answer fast: repair it, replace it like-for-like, or switch to tankless.

Loved by Treasure Valley neighbors

4.8 average · 2,368 Google reviews

Mason was called by my parents to service the HVAC & a broken water pipe! As always he was helpful, very professional, & came quickly! He actually came out a few weeks ago to service my HVAC & its running like a champ still! Cant say enough good things about this company and the guys that put in the work!
CSChelsey Snell
Read more reviews
These three young men, Mason, Kyle, and Koda were great workers and very persistent until they finished the job. I would definitely recommend them and your company!
JBJoan Bradshaw
Awesome guys. They replaced the water heater. Thx James & Reed
MSMavis Skeesuck
Mason and Dante They did excellent service and explained everything to me.
JMJim Macfarlane
Mason & Dante came up and got my AC working within just 1hr. Even though the unit was old they got it going and cooling like new.
KPkevin posada

Why usNo games. Just good work.

Local, licensed pros under Treasure Valley sinks, crawlspaces, and rooftops. Here's what that buys you.

Call (208) 366-5771

Licensed & Insured

Idaho-licensed plumbers and HVAC techs, bonded and insured on every job.

Upfront Flat Pricing

You approve the price before we start. No hourly meter, no overtime games.

Same-Day Service

Call before noon and we'll do our best to be there today.

Guaranteed Work

If a repair isn't right, we come back and fix it. Guaranteed.

Local & Family-Run

Treasure Valley born and run. Real neighbors, not a call center.

Clean & Respectful

We treat your home like ours: careful, tidy, and respectful of your time.

How it works

01

Call or Book Online

Tell us what's going on. A real person picks up. No phone tree, no call center.

02

Upfront Diagnosis

We find the problem and hand you a price in writing before any work begins.

03

Fixed Right, First Time

We finish the job and back it with our workmanship guarantee.

Water heater repair in Boise — repair and replace, both priced — American Rooter & Drain
On the job across the Treasure Valley: water.

Signs it's time to call

Spot any of these? Don't wait. Early usually means cheaper.

  • No hot water, or it runs out fast
  • Rusty or discolored hot water
  • Popping or rumbling from the tank
  • Water pooling around the base
  • The unit is 10+ years old
  • A pilot or burner that won't stay lit
Straight answers, fair flat-rate pricing, and we treat your home like it's our own: boots covered, mess cleaned up, job done right the first time.

The crew at American Rooter & Drain

Straight talk

No games. Just good work.

You'll know the price before we start. A flat price in writing — not an hourly meter, and not a surprise at the end.

Free second opinion on any written quote. If another shop already handed you a number, we'll look at it for free.

A neighbor, not a call center. You get a plumber who works here, not a salesman working a script.

We come back if it isn't right. Workmanship guaranteed.

How it works

1. You call and a real person answers — days, nights, weekends and holidays.

2. We send the nearest technician and they call ahead before they arrive.

3. *We price repair and replacement both, in writing, so you can see the difference.* You decide what happens next.

Water Heater Services We Handle

  • Water heater repair for gas and electric tank units
  • Tank water heater replacement and installation
  • Tankless (on-demand) water heater installation
  • Pilot light, thermocouple, and heating element repair
  • Sediment flushing and tank maintenance
  • Emergency service for leaks and no-hot-water calls

Signs Your Water Heater Needs Attention

  • Leaking around the base of the tank — usually the tank itself, not just a loose fitting
  • Rumbling, popping, or banging sounds from sediment hardening on the tank bottom
  • Hot water that runs out faster than it used to, or never quite gets hot
  • Water temperature that swings without you touching the tap
  • Rusty or discolored hot water
  • A pilot that won't stay lit, or any smell of gas near the unit — stop and call, don't keep relighting it yourself
  • The unit is 8 to 12 years old and any of the above shows up

Repair or Replace?

Age is the first thing to check. Most tank water heaters last 8 to 12 years — if yours is in that range and needs a repair, replacement is usually the better math, since a new unit resets the clock instead of nursing an old one along. A unit needing its second or third repair in a year, or one leaking from the tank shell itself rather than a fitting, has usually reached the point where repair just delays a replacement you'll need anyway. A younger unit with an isolated issue — a bad thermocouple, a failed heating element — is normally a straightforward repair.

Tank vs. Tankless: Which Fits Your Home?

  • Tank water heaters store 40 to 80 gallons of hot water and keep it heated around the clock. Lower upfront cost, simpler installation in most homes, and enough capacity for back-to-back showers if it's sized right for your household. The tradeoff is standby heat loss — you're paying to keep water hot even when nobody's using it — and running dry if demand outpaces the tank.
  • Tankless water heaters heat water on demand as it flows through, so there's no tank to run out and no standby loss between uses. They take up a fraction of the space, and gas tankless units typically outlast a tank unit. The tradeoff is a higher upfront cost and, in some homes, upgrades to the gas line or electrical service to support the unit.

Household size, how many fixtures run hot water at once, and your home's existing gas or electrical capacity all factor into which one actually fits. We'll walk through your setup and give you a straight answer — not a sales pitch for whichever unit we have on the truck.

Treasure Valley Water Heater Service

We install and repair water heaters across Caldwell, Boise, Meridian, Nampa, and the rest of the Treasure Valley from our shop on Commercial Way in Caldwell. Hard water across the valley speeds up sediment buildup in tank units — if scale is a recurring problem, our water softener and filtration team can cut down how often you're flushing the tank.

Call (208) 366-5771 and a real person answers — no phone tree, no call center. Family-owned, veteran-owned, and Treasure Valley-based since day one. Same-day service when you call early, and emergency appointments when a leak or no-hot-water call can't wait.

Honest Pricing: What Water Heater Replacement Actually Costs

Based on our completed installs, what a standard tank water heater replacement costs depends heavily on your specific setup. Switching to a tankless unit costs more upfront — we haven't completed enough tankless installs yet to publish a reliable typical range, but tankless units never run out of hot water and use less energy since they only heat on demand. Ask for a tankless-specific quote and we'll price your exact setup.

What pushes a tank replacement toward the low end: a straightforward swap — same fuel type, same size, no code-required upgrades to venting or gas lines.

What pushes it toward the high end: switching fuel types, upsizing capacity, correcting old venting or connections to meet current code, or a difficult-access installation.

Whatever your job needs, you get an exact price in writing before we install anything — never a number picked from this range, always a quote for your specific job.

Frequently asked questions

How much does water heater replacement cost?

Based on our completed installs, what a standard tank water heater replacement costs depends heavily on your specific setup. A straightforward like-for-like swap lands toward the low end; switching fuel types, upsizing capacity, or bringing old venting up to code pushes it toward the high end. Tankless installs cost more upfront, but we don't yet have enough completed tankless jobs to publish a reliable range, so ask for a tankless-specific quote. Whatever your job needs, you get an exact price in writing before we install anything — never a number picked from this range, always a quote for your specific job.

What are the signs my water heater needs repair?

Look for leaking around the base of the tank, rumbling or popping noises from sediment buildup, hot water that runs out faster than it used to or never gets fully hot, water temperature that swings on its own, or rusty, discolored hot water. A pilot that won't stay lit or any smell of gas means stop and call a licensed plumber instead of continuing to try it yourself.

How do I know if I should repair or replace my water heater?

Age is the biggest factor: most tank water heaters last 8 to 12 years, and if yours is in that range and needs a repair, replacement is usually the more cost-effective call. A unit needing its second or third repair in a year, or one leaking from the tank itself rather than a fitting, has usually reached the point where repair just delays a replacement you'll need anyway.

Should I get a tank or tankless water heater?

Tank water heaters cost less upfront, install more simply in most homes, and hold 40 to 80 gallons of hot water kept heated around the clock. Tankless units heat water on demand, so there's no tank to run out and no standby heat loss between uses, and they take up a fraction of the space — but they cost more upfront and sometimes need gas or electrical upgrades to support the unit. Household size and how many fixtures run hot water at once usually decide which one fits.

Where is my water heater's pilot light or reset button, and should I relight it myself?

On a gas tank unit, the pilot assembly is typically behind an access panel near the bottom of the tank; on an electric unit, the reset button is on the upper thermostat behind an access panel. Relighting a gas pilot per the instructions on the unit's data plate is sometimes fine, but a pilot that won't stay lit, a reset button that keeps tripping, or any smell of gas means stop and call a licensed plumber instead of continuing to try.

How often should I flush my water heater tank?

Most manufacturers recommend flushing a tank water heater about once a year to clear out sediment, and homes in hard-water areas like the Treasure Valley often benefit from doing it a little more often. Sediment buildup is the main cause of the rumbling or popping noises homeowners hear, and it steadily cuts into the unit's efficiency and lifespan if it's never flushed.

What should I expect during a water heater installation?

A technician evaluates your home's plumbing and hot water needs, helps you choose between a tank and tankless unit, then drains and disconnects the old heater before installing and connecting the new one to your plumbing and gas or electrical supply. Before they leave, they'll walk you through the new unit's operation, maintenance, and what to do in an emergency.

Straight answersBefore you call

QHow much does water heater replacement cost?

Based on our completed installs, what a standard tank water heater replacement costs depends heavily on your specific setup. A straightforward like-for-like swap lands toward the low end; switching fuel types, upsizing capacity, or bringing old venting up to code pushes it toward the high end. Tankless installs cost more upfront, but we don't yet have enough completed tankless jobs to publish a reliable range, so ask for a tankless-specific quote. Whatever your job needs, you get an exact price in writing before we install anything — never a number picked from this range, always a quote for your specific job.

QWhat are the signs my water heater needs repair?

Look for leaking around the base of the tank, rumbling or popping noises from sediment buildup, hot water that runs out faster than it used to or never gets fully hot, water temperature that swings on its own, or rusty, discolored hot water. A pilot that won't stay lit or any smell of gas means stop and call a licensed plumber instead of continuing to try it yourself.

QHow do I know if I should repair or replace my water heater?

Age is the biggest factor: most tank water heaters last 8 to 12 years, and if yours is in that range and needs a repair, replacement is usually the more cost-effective call. A unit needing its second or third repair in a year, or one leaking from the tank itself rather than a fitting, has usually reached the point where repair just delays a replacement you'll need anyway.

QShould I get a tank or tankless water heater?

Tank water heaters cost less upfront, install more simply in most homes, and hold 40 to 80 gallons of hot water kept heated around the clock. Tankless units heat water on demand, so there's no tank to run out and no standby heat loss between uses, and they take up a fraction of the space — but they cost more upfront and sometimes need gas or electrical upgrades to support the unit. Household size and how many fixtures run hot water at once usually decide which one fits.

QWhere is my water heater's pilot light or reset button, and should I relight it myself?

On a gas tank unit, the pilot assembly is typically behind an access panel near the bottom of the tank; on an electric unit, the reset button is on the upper thermostat behind an access panel. Relighting a gas pilot per the instructions on the unit's data plate is sometimes fine, but a pilot that won't stay lit, a reset button that keeps tripping, or any smell of gas means stop and call a licensed plumber instead of continuing to try.

We show upAcross the Treasure Valley

Fruitland · Emmett · Eagle · Caldwell · Garden City · Marsing · Kuna · Hidden Springs · Homedale · Meridian · Mountain Home · Ontario · Nampa · Middleton · Nyssa · Parma · Star · Vale · Payette · Weiser · Wilder · Boise

No surprises. No upselling.

Need Water heater repair in Boise? Let's get it handled today.

Free second opinion on any written quote.

(208) 366-5771