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Year-Round Comfort. Priority Service. Built-In Peace of Mind.

Across Guelph, homeowners turn to Oosterveld Heating and Air Conditioning’s Maintenance Plans because they work. Whether you want to extend the life of your HVAC system, avoid unexpected repairs, or receive fast service when something goes wrong, our plans are designed to protect your home’s comfort, safety, and efficiency.

Each plan includes annual preventative maintenance by certified technicians, guaranteed priority service, and exclusive discounts on future repairs—keeping your home comfortable in every season.

Oosterveld specialist reviewing maintenance plan options with a smiling homeowner using a tablet, inside a utility room with visible piping.

Why Choose a Maintenance Plan?

Safety

Regular inspections catch hidden problems, like leaks, airflow issues, or worn parts, before they become bigger breakdowns or safety hazards. Staying proactive helps your system stay safe and reliable.

Health

Clean, well-maintained systems help improve air quality and maintain healthy humidity levels inside your home—especially critical during allergy seasons, wildfire smoke events, and extreme weather.

Efficiency

Routine maintenance helps your equipment work at peak performance, reducing energy usage, limiting wear and tear, and keeping your monthly utility bills in check.

Plan Options

Cooling plan

Essential Cooling

Coverage for your air conditioner.

Cooling plan

Essential Heating

Coverage for your furnace or boiler.

heating plan

Essential Whole Home

Complete protection for both heating and cooling systems under one plan.

What’s Included with Every Plan

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One annual maintenance visit by a certified Oosterveld technician

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Priority scheduling with first access to available appointments

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50% off diagnostic fees when repairs are needed

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20% savings on additional repairs and services

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A complimentary inspection of your plumbing, electrical, or drainage systems (on signup)

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Handy maintenance email reminders

Not sure which plan is right for your home? Call us at (548) 761-8418 to speak with a member of our team—we’re here to help you find the perfect fit.

Hear From The Oosterveld Heating and Air Conditioning Members

Frank B profile pictureFrank B
22:48 02 Jul 26
Found and fixed the squirrel 🐿️ issues reworked wiring and tubing
Ready for new system install- install is complete-top tier workmanship. Next step-furnace.
Furnace done-again top tier
Humidifier replaced with new one-you know the
result-top tier
Again!!!
Door switch lost contact with door-shut down whole system -no air heat or fan- service call fixed in 1 hour - warranty covered -my lucky day.
Barbara Roberts profile pictureBarbara Roberts
19:13 02 Jul 26
I have had a great experience with Oosterveld. They come and service my furnace and air conditioner every year. This puts my mind at ease as I head into the seasons. The company has always been more then accommodating. All the fellows that have come to do the services have been knowledgeable and fun to work with. Thank you Oosterveld for all your hard work and professionalism.
Glen Froom profile pictureGlen Froom
16:36 02 Jul 26
Needed service quickly on AC. Phoned late in the evening to book an appointment, actually spoke to a live person in service (noAI). Scheduled the appointment for following day. Ryan arrived on time, was pleasant, informative, and clear relative to repairs and costs. Cooling now. Thanks
Habtit Okubazghi profile pictureHabtit Okubazghi
04:59 02 Jul 26
We had our Heat/AC system installed last winter, and it has been running flawlessly through all the seasons.The sales representative ‘Abe’ was exceptional. He took the time to clearly explain all the services, fees, and general charges so there were no surprises.
He also recommended an excellent connection method from our basement panel box that worked out perfectly.
The installation crew ‘Rana & Sunny’ weee also amazing—very professional and did a fantastic job. I am extremely happy with the service and highly recommend this company!
Randy Fabico profile pictureRandy Fabico
18:03 03 Jun 26
Dave B did the annual maintenance of my AC. He obviously is very knowledgeable of his job as he was very thorough in inspecting and maintaining tha ac.He explained in detail the equipment status and performance. He checked the electrical, refrigerant pressure and temperature. He observed the mess and damage in the floor as a result of the various drain tubes of other equipments lumped in the floor drain. He recommended to put drain lines directly into floor drain to prevent water damage.
John Patterson profile pictureJohn Patterson
15:17 03 Jun 26
Darius detected and replaced a bad capacitor in our AC unit. Much appreciated as it could impact the furnace fan’s performance.
Happy Traveller profile pictureHappy Traveller
16:05 02 Jun 26
Jonathan was very pleasant, professional and thorough today doing our annual AC/heat pump check. He was willing to answer all questions I had. Thank you for your good service.
Marie Downey profile pictureMarie Downey
15:50 02 Jun 26
Henrik did excellent work on our furnace and answered questions on our gas fireplace. He is very efficient . Send him again. Thank you.
Eugene Zhao profile pictureEugene Zhao
18:48 02 May 26
Extremely well service, helped us clean our furnace pipes to get it working. Superb!!!

Very patient and kind, and will test every edge case to make sure it’s working perfectly.

Technician: Henrik!
Naomi Ridout profile pictureNaomi Ridout
17:00 30 Apr 26
Wonderful firm and people. We have dealt with them ever since they made an emergency repair to our furnace several years ago when it’s original installer wouldn’t come out.
We subscribe to their service that includes two heating and air conditioning “checkups” per year. Darius, who did the work this spring was, as all the technicians have been, meticulous, taking notes on part of the system that may be wearing out for any service we might need, and explaining it to us. We appreciate this.
Denise Starr profile pictureDenise Starr
15:22 30 Apr 26
Oosterveld has been our go to for furnace and air conditioning for over 10 years. Always reliable and customer service is top notch. Our technician today was professional, personable and very knowledgeable.
P. Gagnon profile pictureP. Gagnon
19:58 28 Apr 26
Zach and his colleague arrived within the promised time frame.
Respectful. Explained what he had done. Cleaned AC unity, swapped filter and made sure AC was in good working order.
Even took used filter with him to dispose of.
I am happy with the service I received.
Leon VanderBurgt profile pictureLeon VanderBurgt
17:19 28 Apr 26
Jeff B was personable and professional as always. Patient and answered all my questions and concerns. Was quick and helpful answering all my concerns.
Tina Clark profile pictureTina Clark
12:08 04 Apr 26
Walter was great
Gina Issa profile pictureGina Issa
18:20 02 Apr 26
Honestly, I’d like to thank all the hardworking guys for their excellent work 👏
From the first contact, they were very respectful and quick to respond, explaining everything clearly and professionally.
The work was clean and well done, and they finished on time without any delays 👍
Most importantly, their attitude was very kind and professional, making the whole experience smooth and comfortable from start to finish.
I highly recommend them to anyone looking for reliable work and respectful service 🌟
Joe profile pictureJoe
18:13 02 Apr 26
*I wanted to thank Oosterveld Heating (Specifically Abe, Chris, Mark, Jason and Spencer) for a great overall experience with my new furnace and heat pump! Abe and Chris were extremely informative and helped me understand how HVAC equipment worked, so that I was able to make an educated decision. The install team did a phenomenal job as well! Everything is installed really well, with no corners cut. I shopped around with most Guelph based companies and strongly recommend Oosterveld :).
Chuck Miller profile pictureChuck Miller
14:45 02 Apr 26
Another excellent job by Zach very conscientious on his job held off on Air Conditioning because it was to cool. Thanks
Andrée Zeritsch profile pictureAndrée Zeritsch
13:19 02 Apr 26
Zack did an excellent service job on my furnace. Thank you
mike stephenson profile picturemike stephenson
18:27 04 Mar 26
Great customer experience. Easy and fast.
Juliet Baldock profile pictureJuliet Baldock
19:19 03 Mar 26
Very polite, respectful and professional.

Protect What Matters Most

Delaying HVAC maintenance often leads to bigger, more expensive problems. An Oosterveld Heating and Air Conditioning Maintenance Plan protects your systems year-round, with priority support and expert care when you need it.

Reach us at (548) 761-8418 or book your plan online today for year-round comfort, safety, and peace of mind.

Two Oosterveld technicians smiling in front of their green service van, wearing issued jackets during an on-site consultation.