
Some of our top rated water heater installers in Ajax
Sort by:
- Get in touch
Avita HVAC is a TSSA-certified G1/G2 Gas Technician and fully insured, incorporated company serving the GTA. With over 15 years of international expertise in mechanical trades, we specialize in high-quality heating and gas solutions. Core Competencies Experience: Our lead technician brings advanced knowledge in system design, blueprint reading, and flawless project execution—ensuring we tackle complex jobs that others can't. Services: Installation, repair, and annual maintenance for Furnaces, Tankless Water Heaters, A/C units, and gas piping. We work on all major residential and light commercial brands. Skills: Expertise in advanced diagnostics, high-efficiency equipment, and strict adherence to the Ontario Gas Code. Why Choose Avita HVAC? We offer a unique combination of extensive experience and local, reliable service. We guarantee transparent, up-front pricing and prioritize your family’s safety. We proudly service Toronto (North York, Etobicoke, Scarborough), Vaughan, Richmond Hill, Mississauga, and Markham. Contact us today for safe, expert service and a free quote!
- Get in touch
- Best of Awards 2026
We are a company that will work with you to achieve your goals, nothing is too small or to big, we’ve have designed to completion of projects We’ve hung picture frame and mirrors. We are a team from design to a selected trades and meticulous taste. Thirty years of experience in construction, ready to deliver. Custom is our standard.
- Get in touch
A have worked in construction/renovations for over 10years,Am flexible i can work anywhere in the GTA.Am a hardworking with strong organizational skills. Ready to work with the team and achieve company goal.
- Get in touch
- Best of Awards 2026
My company serves Heating ,cooling gas piping and fireplace.waterheater boiler tankless waterheater humidifier Installation and repairing.
- Get in touch
Moral Maintenance Corp can help you with your install or replace water supply and drainage, unclog drain , install or repair faucets, repair toilet or toilet flush, install or repair bathroom fixtures, stop leakage, build or renovate well, clean or maintain septic tank or grease trap, install, replace or repair sewer main, install or replace drainage system, install or repair water heaters & install or replace garbage disposal request in Toronto and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Moral Maintenance Corp now to discuss your needs and arrange a quote.
- Get in touch
FP Plumbing – FIRST PLACE IN SERVICE 🛠️ Licensed & insured Red Seal plumber proudly serving Richmond Hill, Vaughan, Markham, North York, and surrounding areas. With over 10+ years of hands-on experience in residential and high-rise plumbing, we deliver fast, reliable, and honest service you can trust. We specialize in: • Emergency plumbing (24/7 service) • Drain cleaning & clogged drains • Toilet, faucet & shower repairs • Water heater installation & repair (tank & tankless) • Sump pumps & backup systems • Leak detection & pipe repairs • Rough-ins & renovations • Booster pumps & pressure issues At FP Plumbing, we take pride in clean, professional work and getting the job done right the first time.
- Get in touch
At Target Plumbing & Construction Inc., we’re a licensed and certified plumbing company proudly serving homeowners and businesses across the GTA. With years of hands-on experience, we provide reliable plumbing solutions you can trust. Our services include: - Installation of sump pumps, sewage pumps, and backup pumps - Water softener and filtration system installations - Fixing leaks, clogs, and drain blockages - New plumbing installations and full rough-ins - Fixture replacement and repair (faucets, toilets, sinks,showers,etc.) - Installation and service of hot water tanks and tankless water heaters - Installation and replacement of residential and commercial dishwashers -3-compartment sink and grease interceptor installation for commercial kitchens - Backflow preventer installation, repair, and testing (OWWA Certified) We take pride in our quality workmanship, honesty, and customer-focused service. Whether it’s a small repair or a full plumbing installation, we make sure the job’s done right safely, efficiently, and up to code.
- Get in touch
Skyline Mechanical Contracting provides HVAC installation and repair for homes and businesses across the GTA air conditioning, furnace installs, and ductwork. With years of hands-on experience on residential and commercial projects, we deliver honest assessments, clear quotes, and reliable, on-time work. Licensed and insured. Whether it's a new AC before summer or a furnace repair before winter, we get it done right the first time.
- Get in touch
- Best of the Best 2025
- Best of Awards 2026
Welcome to Empower Home Comfort. We pride ourselves on being a one-stop-shop that is able to meet all of our client’s needs. Our goal is to provide the highest quality design and installation services, on schedule, and on budget along with outstanding customer service. We understand that time and cost are crucial so we strive to go above and beyond our client’s expectations.
- Get in touch
Scarborough-based HVAC and refrigeration experts serving all of Ontario with affordable, reliable service.
- Get in touch
- Best of the Best 2024
- Best of Awards 2026
We Are All About You Our Mission is - To Make Our Customers Happy & Comfortable In Their Homes. With every service we provide, we ensure quality is delivered within your budget. Blue Ladder Home Improvements is a licensed and insured company with a wealth of knowledge and experience.
- Get in touch
$39 CAD flat rate for diagnostics (including taxes). Free option: Online consultation "Ask me online for free." A physics teacher against the old bureaucracy, results-oriented, and transparent. Get the Professional Quality You Deserve Without the "Big Company" Price Tag! Why pay more for a service call when you can hire an expert who truly understands the science behind your appliances? My name is Sergii, and I bring a unique blend of engineering precision and honest, transparent pricing to every home I visit. As a former high school Physics and Mathematics teacher with 2 years of professional appliance repair experience in Canada, I don’t just "swap parts"—I diagnose the root cause with scientific accuracy. Why Homeowners Choose Me: Affordable & Fair: No hidden fees or corporate markups. You get high-end expertise at a price that respects your family budget. Precision & Skill: From complex circuitry to mechanical fixes, my background in physics ensures the job is done right the first time. Clean & Safe Workspace: As a father of three, I know a functional home is a safe home. I treat your house with the same care and cleanliness I do my own. Honesty Above All: If it’s cheaper to buy a new machine than to fix the old one, I’ll tell you upfront. Stop overpaying for repairs. Choose the sharp mind and skilled hands that guarantee results. Message me today for a quote!
- Get in touch
R.M.S HEATING&COOLING. Owner of company, with approximately 40 years of experience, specializes in the installation and systematic setup of heating and cooling systems. We are ready to providing services the fields of ,furnace, hot water tank, tankless hot water, boiler, air handler unit, heat pumps unit, rooftop unit, gas piping, fireplace, commercial unit heater. WE OFFER 1 YEAR LABOUR GARANTEE AND MANUFACTURER PART GARANTEE Due to our experience and in-depth knowledge of equipment procurement, we can compare different brands and offer you the best service at the most reasonable price, tailored to your specific needs. Give us a try—you won’t regret it! Our experience is our winning advantage.
- Get in touch
- Best of Awards 2026
- Best of Newly Listed 2025
This family business has been around for over three decades, selling, installing, and providing services. We believe in delivering excellence and our core values centered around Integrity and respect which have been part of our company’s success since our founding in 1996. We carry most major brands but mainly deal with Lennox and we also deal with Kenmore, Goodman, York and Carrier. We specialize in Residential and commercial establishments in the GTA . Our products include packaged rooftop units, split systems, Indoor air quality systems, condensing units, fireplaces, pool heaters, Hot water tanks/Tankless and related equipments.
- Get in touch
InnoGreen Solutions operates as an Ontario-based residential mechanical and building science partner, providing whole-home infrastructure upgrades across the Greater Toronto Area, Golden Horseshoe, Niagara Region, and Cottage Country. Engineered specifically for the demands of the Canadian climate, the firm manages the multi-disciplinary requirements of modern residential properties—spanning high-efficiency climate control, domestic water systems, building envelope optimization, and energy program administration. The company’s technical scope encompasses the installation of cold-climate heat pumps, high-efficiency gas furnaces, central air conditioning, multi-zone ductless mini-splits, tankless water heaters, hybrid heat pump tanks, whole-home water filtration, blown-in attic insulation, and precision air-sealing. Rather than relying on guesswork, InnoGreen Solutions utilizes an assessment-first methodology to evaluate a property's true thermal load, pairing clear, itemized proposals with seamless navigation of energy advisor assessments, provincial rebates, and financing options. TSSA contractor - 313D - 2M Liability Insurance - WSIB - All technicians G or G2 certified. Background Checked.
- Get in touch
Installation, maintenance, and repair of HVAC equipment including furnaces, air conditioners, and ventilation systems. Running gas lines and performing leak testing to ensure safety and compliance with codes. Fabrication and installation of ductwork systems to ensure proper airflow and system performance.
