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Serving Glendale, Phoenix, Scottsdale, Peoria, Mesa, Tempe, Chandler, and more of Arizona with professional plumbing services since 2001

Which One Suits Your Needs Best? Gas Tankless Water Heaters Vs. Gas Tank Water Heaters

Signs You Need Our Help

Inconsistent Water Temperature: If you’re experiencing fluctuating hot water temperatures, it’s a sign something’s amiss.

Delayed Hot Water: Noticeable delays in getting hot water can indicate a problem with your tankless system.

Error Codes or Alarms: Modern systems display error codes or sound alarms when there’s a malfunction.

Unusual Noises: Rumbling, clicking or other strange sounds can be a sign of component failure or sediment buildup.

Water Leaks: Any signs of water leakage around your unit need immediate attention to prevent further damage.

Our Gas Tankless Water Heater Repair Services

Comprehensive Diagnostics: We thoroughly assess your system to pinpoint the exact issue.

Component Repairs and Replacements: From heat exchangers to gas valves, we repair or replace faulty components.

System Flushing: We perform system flushing to remove any buildup and improve efficiency.

Regular Maintenance Checks: Prevent future issues with our routine maintenance services.

Emergency Repairs: We’re here for you with prompt responses to urgent repair needs.

Gas Tankless Water Heater Installation

Why Go Tankless with Instant Plumbing and Rooter

Energy Efficiency: Tankless water heaters heat water on demand, leading to significant energy savings compared to traditional tank systems.

Space Saving: Their compact size frees up space in your home, making them ideal for smaller homes or apartments.

Longer Lifespan: Tankless models typically have a longer lifespan than traditional water heaters, offering better value over time.

Instant and Continuous Hot Water: Enjoy the convenience of immediate hot water that never runs out.


Don’t let a malfunctioning gas tankless water heater disrupt your daily routine. Turn to Instant Plumbing and Rooter for reliable, efficient repair services. We’re committed to restoring your hot water supply with minimal disruption to your day. Experiencing issues with your gas tankless water heater? Contact us today for expert repair services!

What Our Happy Customers Say

We take pride in what we do. That’s why we ask our customers for authentic feedback about their experiences with us. Here’s what they have to say:


I called Larry early on a Monday morning for a basement that was taking on water. He came out right away and was very knowledgeable and replaced my ejector pump and dealt directly with the home warranty company.

I was surprised by how smooth the whole process went. I felt like Larry really cared and he had some great suggestions about what to do in the future. Top notch service!

Heather W.


Awesome job as usual! William installed a new toilet for us and fixed our kitchen sink faucet. He was on time and was very informative. He always does a great job! Thank you

Mecque S.


We called Instant Plumbing at 1:00 p.m., they said they could send Angel out in about 30 minutes. I got 2 texts, the first one confirming arrival at 1:30 and the second one stating he was en route.

Angel arrived at 1:30 and it took him 30 minutes to fix the toilet that wouldn’t flush. Angel was friendly and provided speedy and accurate service. Would highly recommend Instant Plumbing.

Carrie B.

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