Diamond Heating & Air

About

Diamond Heating & Air has been proudly serving the Sydney, New South Wales area since 1988. 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

• AC Installation
  AUD 370–693 · ESTIMATE
• Heating Repair
  AUD 308–452 · ESTIMATE
• Indoor Air Quality
  AUD 302–523 · ESTIMATE
• Emergency Services
  AUD 222–716 · ESTIMATE
• HVAC System Design
  AUD 114–238 · ESTIMATE

Brands We Work With

Credentials

• License: LIC-41117-AU Verified
• Insurance: Not verified
• Background check: Passed
• Employees: 1-5
• Service radius: 39 km

Reviews (11)

• ★★★★★
  Best in town

  Had Diamond Heating & Air come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.

• ★★★★★
  Very professional

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

• ★★★☆☆
  Would use again

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

• ★★★★★
  Best in town

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

• ★★★★☆
  Reliable and fair

  Had Diamond Heating & Air come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.

• ★★☆☆☆
  Quality workmanship

  After getting quotes from several companies, we went with Diamond Heating & Air and glad we did. Best price and best service.

• ★★★★☆
  Quality workmanship

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

• ★★★★★
  Friendly and efficient

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

• ★★★★★
  Impressed

  The team from Diamond Heating & Air was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.

• ★★★★☆
  Reliable and fair

  Outstanding customer service from start to finish. Diamond Heating & Air went above and beyond to make sure we were comfortable.

• ★★★★★
  Outstanding service

  Diamond Heating & Air installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.