Expert boiler diagnostics, repair, and annual servicing. We fix leaks, pressure issues, pilot light problems, and more. fast local service available.
Fully licensed HVAC technicians with comprehensive insurance coverage.
No hidden fees or surprises. You approve the price before we start any work.
Call (437) 999-4242 any time. We answer outside business hours.
We stand behind our work. If you're not satisfied, we'll make it right.
Fill out the form and we'll get back to you within 24 hours. Or call us directly for immediate help.
No obligation. We'll call you within 24 hours.
Real answers to questions Mississauga and GTA customers ask us most.
Common causes are a leak, a failed expansion tank, or a faulty pressure relief valve. We diagnose the actual cause before recommending a fix.
Often caused by trapped air or kettling from scale build-up. We bleed the system, descale where needed, and check the heat exchanger.
Yes. We work on most major boiler brands including Viessmann, Navien, NTI, IBC, and Weil-McLain.
If outside temperatures are above freezing, briefly yes. In winter, leave it on to prevent pipes freezing and call us for emergency service.
Olu HVAC Inc. is open 24 hours. Call us, email us, or send a message.