About
At Diamond Oshawa TempMasters, we believe every home and business in Oshawa deserves reliable comfort year-round. Our skilled team specializes in energy-efficient heating and cooling solutions, duct work, indoor air quality, and preventive maintenance programs designed to extend the life of your HVAC system.
Services
- Emergency ServicesCAD 209–375 · ESTIMATE
- Indoor Air QualityCAD 286–661 · ESTIMATE
- Radiant HeatingCAD 310–366 · ESTIMATE
- VentilationCAD 286–716 · ESTIMATE
Brands We Work With
Credentials
- License: LIC-93430-CA
- Insurance: Verified
- Background check: —
- Employees: 11-25
- Service radius: 27 km
Reviews (6)
- ★★★★★Impressed
Diamond Oshawa TempMasters did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.
- ★★★★★Very professional
Very happy with the service from Diamond Oshawa TempMasters. They replaced our entire HVAC system and the difference is night and day. Highly recommend.
- ★★★★★Fair pricing
Called Diamond Oshawa TempMasters for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.
- ★★★★★Would use again
Diamond Oshawa TempMasters installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.
- ★★★★★Best in town
We have used Diamond Oshawa TempMasters for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.
- ★★★★★Quality workmanship
Very happy with the service from Diamond Oshawa TempMasters. They replaced our entire HVAC system and the difference is night and day. Highly recommend.