Tankless Water Heaters

Tankless Water Heaters in Broken Arrow

Installation, Repair & Maintenance From a Family-Owned Team

O'Connor Plumbing handles tankless water heater installation, repair, maintenance, and replacement for Broken Arrow homeowners. We’re a family-owned plumbing company with more than 30 years of combined experience. Shyma O’Connor has been specifically recognized by customers for her knowledge of tankless systems, and that hands-on familiarity carries through every job we take on.

Free estimates are available over the phone, so you can get real answers before committing to anything.

Ready to upgrade or need a repair handled today? Call (918) 818-3767 for a free phone estimate from the O'Connor Plumbing team.

Tankless Services We Offer in Broken Arrow

We work on both gas and electric tankless units, and our work is backed by warranties. Here’s what each service category covers:

Installation
We handle sizing, equipment selection, gas or electric line connections, water line connections, venting, and final testing. Getting these steps right from the start supports long-term performance.

Repair
We start every repair with a thorough inspection of sensors, heat exchangers, venting, and the gas or power supply. Finding the root cause before replacing parts keeps the fix accurate and the cost honest.

Maintenance
Routine maintenance includes flushing and descaling the heat exchanger, inspecting filters, checking gas pressure, and verifying venting. Annual service helps keep the system running efficiently and can help protect manufacturer warranty coverage.

Most Broken Arrow homes with gas service are good candidates for a gas tankless unit, since whole-home electric tankless systems require significant electrical panel capacity. We can walk you through which type fits your home’s setup. Tankless installations and conversions in Oklahoma require a licensed plumber, and permits are typically required for new work.

Hard Water in Broken Arrow & Your Tankless System

Broken Arrow’s water supply runs in the moderately hard to hard range. Over time, mineral scale accumulates inside the heat exchanger. It is the component responsible for heating water on demand. Left unaddressed, that buildup restricts water flow, reduces efficiency, and can cause the unit to shut down or fail earlier than expected.

Annual descaling flushes the heat exchanger with a cleaning solution to dissolve mineral deposits and restore normal performance. A properly maintained tankless unit may last 15 to 20 years or more. Some manufacturers also require annual maintenance to keep the warranty valid, so skipping service can cost more than just efficiency.

What Goes Into a Professional Tankless Installation

A tankless installation is more involved than swapping out a traditional tank. Gas units require a larger supply line than a conventional water heater and a dedicated venting system required by code. Electric units need a panel with sufficient capacity. Both require proper sizing before any equipment is selected.

Sizing is based on flow rate in gallons per minute and the temperature rise needed to reach your target output. Broken Arrow groundwater averages around 62 to 65 degrees Fahrenheit, which factors directly into those calculations. An undersized unit can produce lukewarm water when multiple fixtures run at once.

A tank-to-tankless conversion typically takes four to eight hours. If gas line upgrades, new venting runs, or electrical work are needed, additional time applies. Professional installation also helps protect your manufacturer warranty coverage from day one.

Why Broken Arrow Homeowners Call O'Connor Plumbing

We’re a family-owned operation, which means our reputation is on the line whenever we show up. Customers often work directly with the owners, and that accountability shapes how we handle each job. Our pricing is straightforward, our communication is honest, and we keep work areas clean from start to finish.

30+ years of combined experience with hands-on background in tankless systems including Navien and Bradford White units
Same-day service available for Broken Arrow homeowners who can’t wait
Emergency plumbing available Monday through Friday, with Saturday and Sunday by appointment
Financing options to help manage the upfront cost of a new installation
Warranties backing our work for ongoing peace of mind

Emergency Help Available
Ask About Our Warranty
We're Licensed & Insured
Get Same-Day Service
Over-the-Phone Estimate
Financing Options Offered

Our Reviews

Hear the Good Word From Your Friends & Neighbors

“Great Experience”
“Great experience with O'Connor Plumbing. Came out that morning, explained everything that was going on & what he was going to do. Very reasonable pricing, polite, cleaned up after he was finished.”

- Joyce S.
“Easy Recommendation”
“Very professional and courteous. Shyma was very mindful of explaining things. They were very prompt and on time. I easily give O'Connor Plumbing five stars! I would recommend this company to anyone.”

- Lana F.
“Excellent Job”
“I think this is the 3rd time we have used O’Connor plumbing and we won’t use anyone else. They do an excellent job and are professional and fast! Highly recommend supporting this family business!”

- Stacy O.
“Satisfied Customer”
“The work and communication and personality were all very good. I recommend O'Connor Plumbing and will use again, if needed.”

- Vance T.
“Professional & Attentive”
“The plumber came quickly to resolve my issue and was very professional and attentive. He had my problem resolved within 3 hours. I am very happy and would use him again. Highly recommend.”

- David B.

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Get a Free Estimate for Tankless Service in Broken Arrow

Whether you’re replacing an aging tank, troubleshooting an existing tankless unit, or scheduling annual maintenance, O'Connor Plumbing is ready to help. Free estimates are available over the phone: straight answers, no obligation.

We serve Broken Arrow and the Greater Tulsa area. Call (918) 818-3767 or use our online contact form to reach the O'Connor Plumbing team today.

Tankless vs. Traditional Tank Water Heaters

Traditional tank heaters store 40 to 50 gallons and continuously reheat that supply, losing energy to standby heat loss around the clock. When the stored supply runs out, the household waits 30 to 60 minutes for it to recover. Tankless systems heat water on demand, so there’s no stored supply to deplete and no standby heat loss.

A properly sized tankless unit can deliver continuous hot water even when multiple fixtures are running. The units are wall-mounted and compact, freeing up the floor space a traditional tank occupies. Upfront costs are higher, but tankless systems may last 15 to 20 years or more with proper maintenance compared to 8 to 12 years for a standard tank.

Signs Your Broken Arrow Tankless Water Heater Needs Service

Broken Arrow’s hard water accelerates wear on tankless components, so catching symptoms early matters. Watch for any of the following:

Inconsistent water temperature despite stable settings, which can point to a sensor, thermostat, or flow issue
Recurring error codes on the display panel that come back after resetting
Reduced hot water flow at fixtures that previously performed well, often a sign of scale in the heat exchanger
Banging or popping sounds during operation, which can indicate mineral buildup or a mechanical problem
Unexplained increases in energy bills without a change in household usage

Small symptoms addressed early can be far less costly than a full system failure. If you’re noticing any of these issues, it’s worth a call before the problem grows.

Ready to Get Started?

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FAQ

Find Answers To Your Questions

Still Have Questions?

If you don’t see your question listed here, give us a call or contact us online. The team at O’Connor Plumbing Inc. is always ready to help with your plumbing needs.
What areas do you serve?

O’Connor Plumbing Inc. proudly serves local residential and commercial customers in Tulsa, Broken Arrow, Bixby, and the surrounding areas. Contact us to confirm availability in your location.
What can I do to avoid plumbing problems?

Simple steps like avoiding grease down drains, using drain strainers, scheduling routine inspections, and addressing small leaks early can make a big difference.
Do you offer preventative maintenance?

Yes. Regular plumbing maintenance can help prevent costly repairs, extend the life of your plumbing system, and improve efficiency.

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