
Modern tankless water heaters feature improved heat exchangers, enhanced electronic controls, Wi-Fi connectivity, and superior efficiency ratings up to 0.97 UEF. These technological advances deliver better performance and greater energy savings than older models.
Newer high-efficiency tankless water heaters achieve 0.95-0.97 UEF ratings compared to older models at 0.82-0.90 UEF. This efficiency improvement reduces energy consumption by an additional 8-15% and lowers utility bills by $50-$150 annually beyond your current tankless system.
Modern tankless water heaters include advanced diagnostics, self-cleaning cycles, freeze protection, and enhanced durability that extends equipment lifespan and reduces maintenance requirements.
New tankless water heaters include 10-15 year heat exchanger warranties and 5-year parts coverage, demonstrating manufacturer confidence in product durability and protecting your replacement investment.
Posted on Google Patricia TetzlaffTrustindex verifies that the original source of the review is Google. This company has the business ethics that is incredible. They are top notch in knowledge and expertise. Everything is explained in detail so you have a clear understanding of pricing. Sending a picture of the service technician to expect is an added layer of safety. What class!Posted on Google Gerald GuenetteTrustindex verifies that the original source of the review is Google. Peter is very friendly and out going. He will make sure everything is good and your happy before he is done. Nathan and Jackson did the installation. They were very friendly and knowledgeable what was suppose to take a day and a half took only one day. Very happy with the equipment installed the compressor is very quiet would recommend anyone to talk to Sherwood Mechanical. Peter was right on point with this service call and got everything up and running like a clock.Posted on Google Brenda MillanTrustindex verifies that the original source of the review is Google. Our furnace quit and was in discussions with Sandy. He was able to juggle some appts. around next day and got in first call. Nathan came out. Very professional. Identified pressure switch needing replacement. Had to go for part. Back in timely fashion. Great job! Very satisfied. Thank you.Posted on Google Karen KostTrustindex verifies that the original source of the review is Google. Quick to schedule appointment. Great knowledge of HRV systems and took the time to teach me how to clean the system. So greatful!!Posted on Google Eleanor HillTrustindex verifies that the original source of the review is Google. Installation of pressure tank on our water supply. He did a great job, thank you!Posted on Google Dave MacphersonTrustindex verifies that the original source of the review is Google. Very professional, very courteous crew and office staff. Highly recommended.Posted on Google Michael DominelliTrustindex verifies that the original source of the review is Google. Start to finish, from the first call for service through completion , professional, attentive, clear. Extremely happy .Posted on Google Dan BorosevichTrustindex verifies that the original source of the review is Google. Nathan was extremely professional and knew exactly what he was doing with our AC unit!


Certified plumbers assess your tankless heater’s age, efficiency, repairs, and performance, while evaluating hot water needs, gas, electrical, and venting systems to recommend the right replacement.
We identify performance improvements available with modern tankless technology, including enhanced efficiency, advanced controls, Wi-Fi connectivity, and improved reliability features.
Get detailed quotes covering tankless systems, old unit removal, installation, permits, materials, gas, electrical, and venting upgrades—no hidden fees. Clear answers when researching tankless replacement costs.
Tankless water heater installed to code, replacing old unit, upgrading gas, electrical, venting, water lines, and configuring controls advanced performance.
We test gas, water flow, temperature, venting, electrical systems, and safety controls to ensure optimal tankless water heater performance before completion.
We handle permit applications, coordinate gas fitting and electrical inspections, and ensure your tankless water heater replacement meets all safety codes throughout Sherwood Park and surrounding areas.
We register your tankless water heater with the manufacturer, activating comprehensive warranty coverage for complete peace of mind.

Ultra-high efficiency up to 0.96 UEF with advanced condensing technology. Reliable on-demand performance with compact indoor design for continuous hot water delivery throughout your home.

Exceptional efficiency up to 0.96 UEF with integrated recirculation capability. Advanced temperature control delivers instant hot water at every fixture for ultimate convenience and performance.

Superior efficiency up to 0.95 UEF with commercial-grade construction. Powerful wall-mounted design delivers robust on-demand performance for high hot water demands without sacrificing space.

Proven efficiency up to 0.95 UEF with weather-resistant construction. Engineered for exterior installation, freeing indoor space while delivering endless hot water across multiple simultaneous applications.

Tankless water heaters nearing 15–18 years may lose efficiency and need costly repairs; timely replacement prevents failures and ensures reliable hot water.

If repairs exceed half the replacement cost and frequent service is needed, your tankless water heater likely needs replacement.

Rising energy bills despite maintenance indicate poor heat exchanger efficiency; replacing tankless heaters with modern high-efficiency models restores savings.


Loss of simultaneous hot water suggests heat exchanger deterioration; replacing the tankless unit restores flow capacity and continuous hot water supply.

Older tankless models lack Wi-Fi, diagnostics, and efficiency; replacing them improves performance and provides access to modern features and technology.

Heavy scale buildup or heat exchanger corrosion from hard water often makes replacement cheaper; new tankless systems offer improved resistance.


(included with replacement)

Low monthly payments on tankless replacement

Value for your old tankless water heater
Free assessment of modern features
Don’t wait for your tankless water heater to fail when you need endless hot water most. Assess your on-demand water heater now and discover the benefits of modern tankless technology.




