Tankless Water Heater Installation in Oklahoma City ReliableEfficientBuilt to Last
24/7 Emergency Tankless Water Heater Installation Whenever You Need
OKC Plumbing and HVAC provides rapid-response tankless water heater installations with expert precision. Our licensed plumbers ensure proper gas line connections, venting, and high-efficiency setup—all at affordable rates. Available 24/7 for emergency service.







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Robert Reiss2024-12-16Trustindex verifies that the original source of the review is Google. Great company, I did some computer work for the them and help set up some field management software. Working close to the owner and their employees it was easy to tell they really care about giving the best options to their customers and doing what's right. I would recommend them and will be using them moving forward. Tiffany Dalton2024-10-27Trustindex verifies that the original source of the review is Google. Absolutely loved the experience very good employees they did a very good job. Would recommend Deana Blackshire2024-10-14Trustindex verifies that the original source of the review is Google. LC was very timely and was wonderful to help on a Sunday. Great service! Tuan Lam2024-10-08Trustindex verifies that the original source of the review is Google. Okc pluming and hvac come on emergacy call and took care of me I highly recommend them for service and very honest and affordable Derrick Williams2024-10-08Trustindex verifies that the original source of the review is Google. Had a good client needing some HVAC work done at his restaurant, I referenced these guys and they were very professional and everyone’s happy, don’t hesitate to call them S. Bell2024-09-20Trustindex verifies that the original source of the review is Google. Great job. Sam Soomi2024-09-18Trustindex verifies that the original source of the review is Google. My aunt needed a new AC about a month ago, we called these guys and we got a quote better than anyone out there. They came installed and were out of there in a blink of an eye! I’m very happy with their work! Highly recommend them. Midwest Territory2024-09-11Trustindex verifies that the original source of the review is Google. OKC HVAC has completed a couple of jobs at my property and they are always fast to respond to my calls, they get the work scheduled quickly, and they always perform quality work. If your looking for professional service at affordable pricing, they are definitely the company to call. Omar Omar2024-09-10Trustindex verifies that the original source of the review is Google. We had a water break next to our back porch. We got a few quotes and went with OKC plumbing. Wow! Very professional team! they assessed the situation, explained everything clearly, and put everything back to perfect again. Thanks so much!Load more
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Book Appointment
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Problem Solved
We provide efficient solutions, restoring functionality to your property.
Expert Tankless Water Heater Installation Services You Can Rely On
Tankless water heaters require precise installation, proper venting, and gas or electrical load balancing for peak performance. Our licensed plumbers handle everything from flow rate calculations to condensate drainage and thermal efficiency optimization, ensuring a seamless transition to on-demand hot water.

New Tankless Water Heater Installation
Seamless integration of gas or electric tankless systems with optimized GPM (gallons per minute) flow rates, precise ignition controls, and venting solutions. Our installation ensures proper combustion air supply, advanced temperature regulation, and high-efficiency heat exchanger performance for maximum reliability.

Replacement of Traditional Water Heaters
Upgrading from a conventional storage tank? We manage plumbing retrofits, gas manifold modifications, and circuit panel upgrades to support modern tankless units. Expect reduced standby heat loss, improved recovery rates, and optimized water distribution for consistent hot water.

System Sizing and Selection
Selecting the right unit involves household hot water demand analysis, fixture GPM ratings, and BTU output calculation. Our experts match flow rate, thermal output, and power requirements to your home’s needs, preventing pressure drops or insufficient heating capacity.

Professional Installation
Precision matters when integrating gas burners, electric heating elements, or condensing units. Every installation follows local OKC plumbing codes, secured flue venting, gas line pressure adjustments, and digital thermostat calibration to maximize energy efficiency and system lifespan.

Post-Installation Support
Regular descaling, burner inspections, and system flushing help extend the life of your tankless unit. Our team provides troubleshooting for sensor errors, flame failures, and heat exchanger maintenance to keep your system running efficiently. 24/7 emergency support available.
We Provide Fast & Efficient Tankless Water Heater Installation in Oklahoma City
At OKC Plumbing and HVAC, we specialize in fast, precise tankless water heater installations, giving Oklahoma City homeowners a smart, energy-efficient upgrade. Enjoy unlimited hot water, lower energy bills, and a compact, space-saving design. Our expert team ensures seamless gas or electric connections, optimal water flow, and top-tier efficiency—all at affordable rates. Upgrade today and experience reliable, on-demand hot water without the hassle!
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Professional Installation for Gas, Electric, and Tankless Hybrid Water Heaters
Installing a tankless water heater requires precise fuel source integration, venting, and flow rate optimization. Whether it’s gas, electric, hybrid, or point-of-use, we ensure correct BTU output, energy efficiency calibration, and thermal regulation, delivering endless hot water with seamless plumbing integration and code-compliant setup.
Gas tankless systems require proper gas line sizing, venting configurations, and burner ignition control. We install high-efficiency condensing units, secure flue exhaust systems, and optimize gas-to-air combustion ratios to ensure safe, consistent heating with maximum fuel efficiency.
Electric models demand precise voltage compatibility, circuit breaker capacity, and heating element efficiency. We ensure proper amperage load balancing, thermal fuse integration, and flow sensor calibration, delivering on-demand hot water without standby energy loss.
Hybrid systems combine heat pump technology with tankless efficiency for lower energy consumption and steady hot water supply. Our installation includes dedicated air intake setup, condensate drainage, and refrigerant loop calibration, ensuring optimal temperature regulation and energy efficiency.
Compact point-of-use units require precise flow rate matching, localized circuit connections, and rapid heating element activation. Ideal for kitchens, bathrooms, and remote fixtures, we install dedicated water lines, secure power supplies, and optimized GPM outputs to ensure instant hot water at critical access points.
We Offer Expert Tankless Water Heater Installation for Residential & Commercial Properties
Tankless water heaters provide high-efficiency, on-demand hot water for both homes and businesses. Our licensed plumbers handle precise BTU load calculations, gas line sizing, electrical upgrades, and venting solutions to ensure seamless integration, optimal flow rate, and energy savings for residential and commercial applications.
Residential Tankless Water Heater Installation
Homeowners benefit from compact, space-saving tankless systems with proper GPM flow rate adjustments, thermostatic mixing valves, and digital temperature controls. Our installation ensures gas or electric load balancing, optimal thermal efficiency, and compliance with Oklahoma City plumbing codes, giving you unlimited, energy-efficient hot water.


Commercial Tankless Water Heater Installation
Businesses require high-capacity, multi-unit tankless systems to support restaurants, hotels, apartment complexes, and office buildings. We specialize in manifold installations, high-volume flow rate optimization, demand recirculation pumps, and multi-unit cascading systems, ensuring consistent, high-efficiency hot water without pressure loss.
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Tankless Water Heater Installations Anywhere In OKC
Whether it’s a burst water heater, sudden failure, or urgent upgrade, we ensure seamless integration, optimal flow rate, and on-demand hot water—24/7, anywhere in Oklahoma City.

We’re Oklahoma City’s Trusted Choice for Tankless Water Heater Installation
We specialize in gas and electric tankless water heater installations, ensuring precise BTU output, venting compliance, and flow rate efficiency. Our certified technicians use advanced tools, follow local codes, and install top industry brands—delivering fast, reliable, and energy-efficient solutions.

Decades of Experience
Our team brings extensive industry knowledge in gas line integration, high-efficiency heat exchanger setups, and advanced plumbing retrofits. We ensure seamless installations with proper water pressure regulation, optimal venting, and energy-efficient thermal transfer.

15+ Years of Experience
With over 15 years serving OKC, we’ve perfected recirculation pump installations, flow sensor calibration, and sediment filtration for long-lasting tankless water heater efficiency. Our experience guarantees quick, code-compliant service with minimal disruption.

Certified & Experienced Technicians
Our licensed plumbers are trained in condensing unit installations, ignition system troubleshooting, and digital temperature control integration. We ensure precise electrical load balancing, gas manifold adjustments, and safety inspections for peak performance.

High-Quality Tools & Equipment
We use precision gas leak detectors, infrared thermal sensors, and high-grade pipe threading tools for accurate installations. Every project involves advanced diagnostic tools for burner calibration, vent clearance checks, and flow rate optimization.

Safety Codes & Regulations
All installations comply with Oklahoma City plumbing codes, ensuring proper vent termination, gas pressure regulation, and GFCI electrical connections. We secure expansion tank placement, backflow prevention, and emergency shutoff accessibility.

Fast & Reliable Service
Our team provides same-day and 24/7 emergency installations with rapid gas line assessments, efficient electrical rewiring, and instant system testing. We work efficiently to restore your hot water supply without unnecessary delays.

Long-Term Efficiency & Performance
We ensure optimal thermal efficiency with proper burner calibration, anode rod maintenance, and descaling services. Our installations prevent flow restrictions, sediment buildup, and excessive standby heat loss for consistent energy savings.

Competitive Pricing
We offer affordable, upfront pricing with zero hidden fees. By eliminating middlemen and negotiating directly with manufacturers, we provide wholesale pricing on high-efficiency tankless units, helping OKC homeowners save.

Satisfaction Guaranteed
Every installation is backed by our one-year workmanship warranty. We ensure proper unit venting, precise flow control, and safety valve configurations, guaranteeing long-lasting performance and total customer satisfaction.
Most tankless water heater installations take between 4 to 8 hours, depending on plumbing modifications, gas line upgrades, and venting requirements. If switching from a traditional tank system, additional electrical or gas adjustments may be needed.
Gas-powered tankless systems require higher BTU ratings, meaning a larger gas line may be necessary. We assess gas flow capacity, pipe sizing, and regulator adjustments to ensure safe, efficient operation in compliance with OKC plumbing codes.
Proper sizing depends on GPM (gallons per minute) demand, peak hot water usage, and temperature rise. Our experts calculate fixture flow rates, climate factors, and total water demand to recommend the right BTU output and flow capacity for optimal performance.
Yes, tankless systems only heat water on demand, reducing standby heat loss. With high-efficiency condensing models, precise modulating burners, and advanced heat exchangers, homeowners can save up to 30% on energy bills compared to traditional tank models.
Regular descaling and flushing prevent mineral buildup that affects heat exchanger performance. We recommend annual maintenance, including filter cleaning, burner inspection, and flow sensor calibration, especially in homes with hard water.
Yes, but proper flow rate matching is critical. For high-demand homes, we install multiple units in parallel, utilize recirculation pumps, and optimize thermostatic mixing valves to prevent pressure drops and cold water fluctuations.
Electric models need dedicated circuits with higher amperage ratings. We evaluate breaker panel capacity, wire gauge sizing, and voltage requirements to ensure safe and efficient electrical integration.
Pricing varies based on unit type (gas/electric), required plumbing adjustments, gas line modifications, and venting complexity. We provide transparent pricing with financing options to make energy-efficient upgrades more accessible.
Yes! We provide 24/7 emergency installation services, ensuring your home never goes without hot water. Our team is ready for quick gas hookups, electric wiring adjustments, and rapid unit replacements—even on short notice.