
NTI boilers are engineered and manufactured in Canada specifically for North American climates. This Canadian engineering delivers proven performance in Alberta’s extreme winter conditions with superior reliability and long-term durability.
NTI high-efficiency boilers reach 95% AFUE, replacing 70–80% models saves $300–$600 yearly in Alberta homes, totaling $6,000–$12,000 energy savings over lifespan through improved performance and reduced fuel consumption costs overall.
NTI boilers use modulating burners, outdoor reset controls, and stainless steel heat exchangers to deliver consistent comfort, improved safety, and reduce energy consumption by 20–35% with reliable performance.
NTI boilers include 10-15 year heat exchanger warranties and parts coverage, demonstrating manufacturer confidence in product durability and protecting your replacement investment.
Posted on Google Randy RobinsonTrustindex verifies that the original source of the review is Google. Always excellent work and service done on time with no surprises.Posted on Google Danalee WispinskiTrustindex verifies that the original source of the review is Google. Our AC tech was phenomenal. He phoned to asked if it was ok for him to show up a bit earlier which I was thrilled with as it was 29C. He was so polite and patient. The issue was fixed quickly. I would not hesitate to recommend Sherwood Mechanical to anyone.Posted on Google Brandy McNishTrustindex verifies that the original source of the review is Google. Highly recommend Sherwood Mechanical! We recently had them install a tankless water heater in our crawlspace, and the experience was top notch from start to finish. Communication was clear and thorough throughout the entire process from both Sandy and the installation team.Posted on Google Angela MorrisonTrustindex verifies that the original source of the review is Google. Every process from the quote to installation and follow up has been professional and seamless. When they initially came out for the quote, they took time to explain all of the different options and ways to improve our furnace situation. Jackson was here on time, did an excellent job and was patient with questions. Great experience from start to finish, with very good pricing. Would highly recommend!Posted on Google AndrewTrustindex verifies that the original source of the review is Google. They installed a new sump pump, tankless hot water and a water softener at my residence. They had a 3 man crew and finished it in one day. They were professional, organized and clean. I was happy with the work they performed.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!!

Our certified heating technicians assess your existing boiler age, efficiency rating, repair history, and operating costs. We evaluate your home’s heat loss, distribution system, zone requirements, and space constraints to specify the right replacement NTI boiler.
We calculate potential energy savings from NTI boiler replacement, helping you understand return on investment and long-term cost benefits of high-efficiency heating systems.
Get transparent NTI boiler replacement quotes covering equipment, removal, installation, permits, materials, piping, venting, and upgrades. No hidden fees—clear answers when researching NTI boiler replacement costs.
New NTI boiler installed to code. We remove old unit, upgrade gas lines, integrate piping, optimize venting, and install circulators, controls, and zone systems for efficient performance.
We thoroughly test heating, water pressure, temperature control, gas combustion, circulation, and safety systems, ensuring your new NTI boiler is calibrated for optimal performance before completion.
We handle permit applications, coordinate gas fitting inspections, and ensure your NTI boiler replacement meets all safety codes throughout Sherwood Park and surrounding areas.
We register your NTI boiler with the manufacturer, activating comprehensive warranty coverage for complete peace of mind.

Industry-leading efficiency up to 95% AFUE with advanced stainless steel fire-tube heat exchanger. Proven reliability for whole-home heating with superior performance in Alberta’s extreme climate.

Exceptional efficiency up to 95% AFUE with dual heating and domestic hot water capability. Space-saving design eliminates need for separate water heater while providing endless hot water.

Superior efficiency up to 95% AFUE with compact wall-mounted design. Advanced modulating burner technology for precise temperature control and maximum energy savings.

Reliable efficiency up to 95% AFUE with durable stainless steel construction. Ideal boiler replacement for hydronic heating systems, radiant floor applications, and multi-zone heating needs.

Boilers approaching 15-20 years old operate inefficiently and face increasing repair costs. Proactive NTI boiler replacement prevents emergency failures during Alberta’s coldest weather.

Increasing heating costs indicate declining efficiency. NTI boiler replacement with a high-efficiency condensing model reduces energy waste and lowers monthly expenses by 20-35%.

When repair expenses exceed 50% of NTI boiler replacement cost, new system installation becomes the pragmatic solution. Multiple service calls indicate your boiler has reached end-of-life.


Cracked or corroded heat exchangers pose safety risks and require immediate replacement. NTI boiler replacement ensures safe, reliable heating operation with advanced stainless steel heat exchangers.

Inability to maintain comfortable temperatures despite repairs suggests your boiler can no longer meet your home’s heating demands. NTI boiler replacement restores reliable warmth.

Homeowners seeking superior reliability and performance benefit from NTI boiler replacement with Canadian-engineered systems designed specifically for Alberta’s extreme winters.


(included with replacement)

Low monthly payments on NTI boiler replacement

Value for your old boiler system

We help you access available incentives
Don’t wait for your boiler to fail during Alberta’s coldest temperatures. Assess your heating system now and discover why NTI boilers are the right replacement choice.
Speak directly with our certified heating technicians
Get detailed pricing within 24 hours
Schedule a no-obligation home evaluation with an NTI boiler replacement specialist near you




