Tankless Water Heaters
in Kitchener-Waterloo
Tankless water heaters are highly efficient and provide hot water instantaneously without the need for a hot water storage tank. Aire One KW offers the industry’s most advanced condensing tankless heaters, strong enough to support enough hot water for any size home.
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The Best Tankless Water Heater Services
We at Aire One KW provide excellent tankless water heater services in Cambridge, Guelph, Kitchener-Waterloo, and the surrounding areas. Our staff is prepared to assist you with any repairs, maintenance, or new system requirements. Simply inform us.
Whether you’re experiencing inconsistent water temperatures or want to switch from a traditional tank system, our skilled technicians can guide you through the process.
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Water Heater Repairs
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Why Choose Tankless Water Heaters?
Tankless water heaters in Kitchener-Waterloo are growing in popularity — and for good reason. Here’s why they’re a smart choice:
Endless hot water
No more running out mid-shower.
Longer lifespan
Many last up to 20 years.
Lower energy use
Heat water only when you need it.
Save space
Compact size frees up room in your home.
Our experienced HVAC company handles everything from start to finish. Whether you’re replacing an old system or switching from a standard hot water tank, we’ve got you covered. These systems are great for families, couples, or anyone tired of waiting for hot water.
Expert service you can rely on
Condensing Tankless Water Heater
Condensing Tankless Water Heaters provide unlimited hot water to your home. Operationally, they are ultra-highly efficient and reduce your energy consumption and costs.
Schedule ServiceWhy Work with Aire One KW?
We’re not just another HVAC company. We’re your neighbors — and we’ve been proudly serving Kitchener-Waterloo, Guelph, Cambridge, and nearby towns for years. Here’s why so many homeowners choose Aire One:
Local experts
We know what works in our area.
Fair pricing
You’ll always know the cost before we start.
Licensed & insured
Your home is in safe hands.
Emergency service
When you need help fast, we’re there.
Benefits of Rental Water Heaters
Not ready to buy? No problem. We offer rental water heaters with full support as well. With our rental program, you get:
Professional installation
Fast repairs if needed
Regular maintenance
No large upfront cost
Rental water heaters are a great choice if you want to spread out costs while enjoying reliable hot water.
Tankless Water Heater Repairs You Can Trust
We know how frustrating it is when your hot water stops working. That’s why we offer reliable tankless water heater repairs in Kitchener, Waterloo, Guelph, and beyond. No guesswork. No hidden costs. Just an expert service you can rely on.
Inspection
We check your system and find the issue.
Clear explanation
We explain the problem and give you a clear cost.
Fast repair
We use high-quality parts and proven methods.
Testing
We make sure everything works perfectly before we leave.
Expert Tankless Water Heater Installation
Upgrading your home? Need a new system? We offer professional tankless water heater installation in Kitchener and the surrounding region.
Our HVAC services team handles everything — from removing your old system to installing and even testing your new one.
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Tankless Water Heater FAQs
Ready to upgrade your home with the best tankless water heaters in Kitchener-Waterloo, Guelph, and Cambridge? Need expert repairs or looking to rent?
Call Aire One KW today. We’ll help you enjoy reliable hot water, lower energy bills, and peace of mind — all from a trusted local HVAC company.
Schedule Service1-866-234-8200