Diamond HVAC Services

About

Diamond HVAC Services has been proudly serving the Sydney, New South Wales area since 1998. Our team of licensed technicians provides expert heating, cooling, and ventilation services for both residential and commercial properties. We are committed to delivering top-quality workmanship, transparent pricing, and exceptional customer service on every job.

Services

• Indoor Air Quality
  AUD 162–325 · ESTIMATE
• Thermostat Installation
  AUD 152–386 · ESTIMATE

Brands We Work With

Credentials

• License: LIC-38962-AU Verified
• Insurance: Not verified
• Background check: Passed
• Employees: 26-50
• Service radius: 33 km

Reviews (10)

• ★★★★★
  Great service!

  Diamond HVAC Services did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.

• ★★★★★
  Impressed

  Very happy with the service from Diamond HVAC Services. They replaced our entire HVAC system and the difference is night and day. Highly recommend.

• ★★★★★
  Friendly and efficient

  Diamond HVAC Services did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.

• ★★★★★
  Excellent work

  Diamond HVAC Services diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.

• ★☆☆☆☆
  Best in town

  Diamond HVAC Services did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.

• ★★★★★
  Five stars

  Outstanding customer service from start to finish. Diamond HVAC Services went above and beyond to make sure we were comfortable.

• ★★★★☆
  Fair pricing

  We have used Diamond HVAC Services for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.

• ★★★★★
  Very professional

  Very happy with the service from Diamond HVAC Services. They replaced our entire HVAC system and the difference is night and day. Highly recommend.

• ★★★★☆
  Five stars

  Diamond HVAC Services diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.

• ★★★★★
  Would use again

  Diamond HVAC Services did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.