Same-Day Water Heater Repair & Replacement in Nampa, ID

Helpful, local, and straightforward, for when your hot water needs attention.

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4.9 - 210 reviews

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Your Local Water Heater Specialists You Can Rely On


Cold shower? Strange noises? That sinking feeling when the hot water vanishes? Totally relatable. Clean Line Plumbing provides water-heater repair, replacement, and maintenance across Nampa and nearby communities, explained without jargon and with the local details that actually matter.


If you’d like service, call (208) 463-4863 or use our online booking form.

CONTACT US FOR ALL YOUR PLUMBING NEEDS.

Why People in Nampa Turn to Clean Line for Water Heater Services


  • We assist with permits and compliance. In Nampa, replacing or modifying a water heater often involves mechanical or plumbing permits. We can prepare permit paperwork, submit applications, and coordinate with inspectors as part of a standard installation process.
  • We work to follow Idaho and local codes. Installations are typically completed with reference to the Idaho State Plumbing Code and the adopted mechanical/fuel-gas codes used by the city.
  • We explain options and next steps. Whether repair or replacement seems most appropriate, we provide a clear checklist of what the job usually includes and what the customer may expect during the permitting/inspection process.
  • We can help with rebate paperwork. There are utility rebates for efficient models; we can provide the documentation installers commonly supply for rebate applications, but rebate approvals are decided by the utility.
  • Man in blue uniform and cap installs a white water heater on a concrete wall.

Quick Checklist: What Might Be Wrong With Your Water Heater


  • No hot water at all. Could be an electrical element, a control issue, or a gas ignition problem in gas units.
  • Pilot light or intermittent heating issues. Sometimes related to thermocouple, gas supply, or venting.
  • Rusty or discolored hot water. Anode rod deterioration or tank corrosion may be involved.
  • Leaks or puddles around the tank. Could indicate a failing tank, loose fittings, or a leaking T&P (temperature & pressure) valve.
  • Hot water runs out quickly. Sediment buildup, undersized tank, or a dip-tube issue may be factors.
  • Noisy operation (popping, rumbling). Commonly caused by sediment or scale on the tank bottom.
  • Tankless unit error codes / reduced flow. Often related to scale, venting, or gas-pressure/combustion issues.


These are general possibilities, a site visit or diagnostic is typically needed to identify the precise cause.

Water Heater Services offered (what we can assist with)


Water-Heater Repair

  • Diagnostic review of electrical, gas ignition, thermostats, heating elements, and controls.
  • Replacement of common components when feasible (elements, thermostats, gas valves, igniters).
  • Safety checks for venting, T&P valve function, and visible gas connections.

Water-Heater Replacement / Installation

  • Removal and disposal of the existing unit (where permitted).
  • New unit selection guidance (tank, tankless, hybrid) based on household needs.
  • Installation tasks that commonly occur: venting adjustments, expansion tank installation if required by code, pan and drain line installations where appropriate, gas or electrical hookups to current code, and coordination of permit applications and inspections when required.

Tankless Water-Heater Services

  • Sizing evaluations (flow rates, simultaneous use), venting requirements, and condensate handling for condensing models.
  • Installation considerations include potential gas-line resizing and water-quality prep (softening or filtration) when local water chemistry suggests it.

Heat-Pump (Hybrid) Water Heaters

  • Information on efficiency, space requirements, and utility rebate criteria.
  • Electrical and placement considerations for homes considering hybrid units.

Preventive Maintenance

  • Tank flushing to manage sediment, inspection/replacement of anode rods, and checks of T&P valves and expansion tanks.
  • Descaling or flushing for tankless models as recommended by manufacturers and based on local water conditions.

How Permits And Inspections Usually Work In Nampa


  • Replacing or relocating a water heater commonly involves a mechanical permit, and altering water or drain piping may require a plumbing permit.
  • The permit process typically involves submitting an application (many contractors assist or submit it), scheduling the installation, and arranging for an inspection of venting, T&P valve, drain pans, and related code items.
  • Permit fees and timelines are set by the City of Nampa and can change; permit applications may include fees for mechanical equipment, gas piping tests, and other subitems.


This section is informational and describes typical municipal procedures rather than a guarantee of how long any individual permit will take.

  • Plumber in blue cap and coveralls, checking a white water heater in a utility room.

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Nampa Water Quality And Maintenance Implications


Local water reports generally show soft to moderately hard water in parts of Nampa. In practical terms:


  • Moderate hardness can lead to gradual mineral accumulation (scale/sediment) that reduces efficiency over time.
  • Maintenance recommendations often include annual or periodic tank flushing for storage tanks and routine descaling for tankless systems, with frequency adjusted based on observed water-quality effects.


These are common recommendations; actual maintenance schedules should be based on inspection and usage patterns.

  • A white tankless water heater mounted on a wall, next to an HVAC unit, in a utility room.

Typical Cost Ranges


Below are approximate ranges that reflect common scenarios. Actual quotes will vary by model, site conditions, permit fees, and required code upgrades.


  • 40–50 gallon gas tank replacement: roughly $1,600–$2,300 (includes common line items such as unit, basic materials, and typical permit/inspection costs).
  • Electric tank replacement: roughly $1,400–$2,000.
  • Tankless gas unit (installation): roughly $3,200–$4,500 (may include venting and gas-line adjustments).
  • Heat-pump (hybrid) unit: roughly $2,800–$3,800 (may involve electrical work and rebate paperwork).


These are planning figures only. A site visit and written estimate are needed for any final decision or scheduling.

Seasonal Care & Practical Tips For Nampa Homes


  • Winter: Keep vents and exhausts free of snow; consider checking the flue termination if outdoor vents are used.
  • Spring: Inspect the T&P valve and drain lines for visible signs of wear or leaks.
  • Summer: A scheduled flush can remove accumulated sediment and help efficiency.
  • Fall: A comprehensive service can be a good prep before seasonal temperature shifts.


Also: setting the thermostat to 120°F is often recommended for balancing comfort and energy use, but homeowners should consider household needs (e.g., dishwashers, immune-compromised residents) when setting temperatures.

Choosing The Right Type Of Water Heater (Straight Talk)


  • Traditional tank: lower upfront cost, reliable for many households, requires tank space and occasional flushing.
  • Tankless: smaller footprint and on-demand hot water, but requires correct sizing, venting, and sometimes gas-line upgrades; routine descaling may be recommended in some water conditions.
  • Heat-pump (hybrid): higher efficiency in appropriate conditions; may require different placement and electrical considerations.


A site assessment typically produces the clearest recommendation because home layout, existing utilities, and household hot-water demand all influence the best option.

  • Plumber in blue cap and coveralls, checking a white water heater in a utility room.

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We Are a Trusted Plumbing Company in Your Neighborhood


Clean Line frequently provides services in Nampa neighborhoods including:


  • Downtown Nampa
  • Karcher Junction and Karcher Road areas
  • Lake Lowell vicinity
  • Franklin Village and nearby subdivisions
  • South Nampa residential areas


This list describes areas where the company commonly operates; service availability may vary by schedule and specific address.

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One of the Best Rated Plumbers Nampa Idaho – 4.8 Stars From 200+ Happy Customers

Our customers consistently rank us among the best-rated plumbers in Nampa, Idaho, with an average Google rating of 4.8 out of 5. Why? We show up on time, get the job done right, and treat your home with respect. It’s not just plumbing—it’s peace of mind delivered.

LEAVE US A REVIEW!

★★★★★

Megan Crutchfield
Woke this morning to water dripping from our ceiling into our dining room. Contacted Cleanline Plumbing and Seth was diagnosing and repairing the leak within 40 minutes. On A Saturday! Amazing! A true life-saver. Thank you!
Pamela Gibbons.
What a great company. Honest and fair and our Plumber, Ian, was so sweet. A plumber that didn’t try to sell us stuff we didn’t need. How refreshing after our recent experiences with other plumbing companies.
H Bates
Kirk was amazing at all the plumbing work he did, to help me recover from my flooded house. He's knowledgeable, didn't mind my many questions, very nice and informative! Thank you Kirk! I'll be calling again.
Danielle McNitt
Absolutely outstanding job done by Mario! He was quick and very helpful. He answered every question that I had and gave me his honest opinion! Will be using this company again and recommend them to everyone who asks! Thanks again, I’m so excited to have hot water again!
R Weaver
Mario and Max cleaned out our main sewer line.
Both these guys were friendly and professional. I was informed often on what they were doing and when finished let me know what steps needed to be taken.
Heidi Bauknecht
Kirk was super!!!
Thank you for making our experience quick and painless!! Thanks again Kirk!
Marcelle Evenska
Cleanline Plumbing Solutions completed a review of my water softener system. Mario was so knowledgeable and tested all of my water faucets to confirm that my system was doing its job. Even though my brand was not a Sterling, Mario made me feel confident that my system was softening the water. I will recommend them to my friends, and if you should have a plumbing concern, call Cleanline.You will be glad you did.
Stephanie Nash
Mario and Curt did absolutely amazing. They are friendly, professional, courteous and made sure I knew what was going on every step of the way. They came and changed a spicket in a matter of minutes out here in Wilder Idaho. Thank you so much I will be sure to call clean line plumbing solutions for all my plumbing needs.
Holly Waite
I just want to say how pleased I am with Ricky Ortega's work and assessment of my situation. He was very polite, helpful, competent, and easy to talk with. He did a great job. Thank you, Ricky!
Stephanie Ayer
Professional & Knowledgeable company! Will definitely use them again!
Rj
Ian quickly solved our plumbing leak fast and professionally! Friendly service and quality work!
Richard Blair
Great Service... Mario did a great job finding and fixing our leaking toilet problem.
Stephanie Anderson
Wow. These guys were so fast and professional. Mario came out to the house and answered all of my questions and quickly diagnosed all the issues. He made great recommendations for some improvements and didn't make me feel pressured to buy anything even though we went with his recommendation of installing a water softener. I appreciated how kind and professional he was. Ian was here for the install and got everything done with a smile on his face! He even helped me put a clothing rod back up that i knocked down when trying to clean up the laundry room that they needed access to. We will use these guys again, the prices were better than we expected too. We are in Caldwell and glad they got to work so quickly to fix everything.
Ix MANHUNT xI
The team got me in the next day, Kirk showed up on time, ready to work. He quickly diagnosed the problem. Pulled out an ancient repair kit from the 70s that's not even made anymore and most plumbers have thrown out! Able to fix my showers problem super fast. Would recommend him to anyone.
Kay Rehm
I am in My 60s, Owned Homes for many years and have never had a better Plumber than what I found in Ian from CleanLine. We had multiple problems and He worked hard to fix them all with great speed, communication and a Smile.

You truly don’t see this kind of service anymore.

Thanks Ian!
Rachel C
I had initially called another plumber (Idaho plumbing solutions) to fix a backed up sewer line in our home. After two visits and three sewage floods in our home, they STILL didn’t fix the issue!!

I found Cleanline Plumbing via Google and Mario came out the next day. He scoped the pipe, located the issue, broke up the clog, and explained why it happened in depth and showed me the video of our pipes. He also created another clean out location for easier access if the pipe becomes a problem again in the future. The entire encounter ended up costing me less than the others guys AND actually solved the issue.

Mario has the professionalism, efficiency, and expertise you want in a Plumber. Call Cleanline and ask for him!!
Amanda Siwek
Thank you Ian for your expertise! Professional, polite, and extremely helpful. Repaired our shower issue in short order- it’s great to have a reputable, local plumber like you:)
Karen Mackay
Mario came out quickly on a weekend call. Spent the time explaining to me the nature of my plumbing problem. I really appreciated his expertise as well as the consideration in taking the time to explain and show me what was going on with my Plumbing . I would not hesitate to use this company for all of my plumbing needs.
Jody Rowe
Great first experience with Cleanline Plumbing. Ian arrived quickly and resolved our water leak before 9 am! I also was expecting to pay more but the repair was very reasonable.
Joseph Sherbeck
Mario came to our place in Middleton today and did a very thorough inspection of the plumbing and pipe problems we had, he provided a very cost effective estimate for the work, and in no time today Derek the plumbing technician came out and got to work right away. All the problems were fixed and Derek was very professional. He even noticed a leak on the hot water heater that was not even part of the repair and let me know which helped to prevent having an unexpected emergency in the near future. Thanks Derek and Mario for the great service.
Patricia Northrop
Ian was our tech on a water heater problem. He was so helpful and knowledgeable. He fixed the problem and taught me a lot about water heaters.
Pam Goza
I spoke with Cleanline Plumbing Solutions at 8:12 a.m. today, and Mario arrived at 10 a.m. and made two repairs for us, an outside hose bib and a hot water pex leak under the house. He was very courteous and was efficient in his use of time. I appreciate his patience with us and consideration of our situation. Thank you Mario!
lori
Cleanline Plumbing employees are very friendly and knowledgeable. My water heater tank is in my closet behind walls and i had a leak in a water heater pipe that caused a lot of damage. Cleanline employees were able to be here that same day to fix the pipe. My water heater had to be temporarily moved into my closet, Mario came back Friday after a long busy day for to hook up temporary hookups so i could have water and heated water while my closet was being rebuilt. Mario and Ian came back today to hook up a new water heater. All employees have been great, very professional and friendly. I would definitely recommend them to anyone.
Sallie Riley
As a business owner that has a business that operates seven days a week, I am so happy to have found Mario. He is professional, communicates well & I don’t have to explain to him the importance of getting things done in a timely manner. Our water heater went out and he had one ordered and replaced in less than 36 hours. Amazing!
Eileen Schnerr
Mario is amazing. He is prompt, professional and very experienced. Today he and Miguel came and replaced my garbage disposal and coached me on how to ensure that my dishwasher works more efficiently and showed me how to clear a clog in the disposal. It was a real pleasure to have them in my home and I will definitely call Mario in the future.
Caitlin O'Connor
Mario went above and beyond; excellent customer service. When I notice water accumulation I made an after hours service call and he arrived within the hour. He needed an additional part so he returned the following day based on my availably. He made sure there were no more leaks and checked every water line in the area before he left.
Dave Taylor
Mario did a great job. He was fast, efficient and effective in changing out our kitchen sink’s water shutoff valves. He arrived when promised. I really appreciate the work he did and I believe the price was fair and reasonable.

Frequently Asked Questions About Our Water Heater Services In Nampa


  • Do I need a permit to replace my water heater in Nampa?

    Many replacements or relocations do require a mechanical permit and/or plumbing permit. Contractors often assist with permit submissions and inspections as part of installations.

  • How long does an install usually take?

    Typical installation times for conventional tank replacements often fall into a few hours once work begins; tankless or installations requiring system upgrades may take longer. Actual durations depend on site conditions and the scope of work.

  • Will I qualify for utility rebates?

    Rebates are offered by utilities for certain energy-efficient equipment. Eligibility and amounts vary by program and change over time; installers can provide documentation commonly needed for applications, but utility approval and final rebate amounts are determined by the rebate administrator.

  • Can maintenance extend a heater’s life?

    Routine maintenance—flushing, anode checks, T&P valve inspections—can help manage wear and often helps equipment approach its expected lifespan, but outcomes depend on use, water chemistry, and model construction.

How To Request Service Or An Estimate


If you’d like a diagnostic visit or a written estimate, contact us by phone at (208) 463-4863 or through the online contact form. A technician can discuss the typical range of options and what steps are commonly involved for similar homes in the area.


A written estimate generally includes scope of work, typical parts and materials, permit-related items when applicable, and a description of expected inspections required by the city.

About Clean Line


Clean Line Plumbing provides residential water-heater services in Nampa and nearby communities. Staff are licensed and insured under applicable Idaho requirements. Service descriptions above are informational: specific outcomes and timelines depend on individual property conditions, manufacturer specifications, and municipal permit processes.