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Your Trusted HVAC Partner in Melbourne
DGB Refrigeration has been serving Melbourne's heating and cooling needs for over 15 years, establishing itself as a trusted local expert. Our team of licensed technicians provides 24/7 emergency services while maintaining a strong focus on employee development through continuous training and technical upskilling. We pride ourselves on delivering first-class service from initial contact through to job completion, ensuring complete customer satisfaction with every project. Our commitment to quality is reflected in our 4.7 Google rating and numerous positive customer testimonials.

We maintain transparent pricing structures with no hidden fees, offering competitive rates backed by extensive technical expertise. Our service philosophy combines prompt response times with a guarantee of punctuality for all appointments. We specialise in comprehensive HVAC solutions including installation, maintenance, repair, and safety testing for both residential and commercial clients across Melbourne's metropolitan area.
Services
HVAC Installation Emergency Repairs Preventative Maintenance Duct Cleaning Gas Safety Checks Carbon Monoxide Testing Insurance Assessments System Relocation Reverse Cycle AC Commercial HVAC
Highlights and features
  • We offer 15+ years of Melbourne HVAC expertise
  • Our team provides 24/7 emergency service availability
  • Fully licensed technicians with industry certifications
  • Competitive pricing with transparent cost structures
  • Customer satisfaction guaranteed with punctuality promise
What people say
Prompt service Technical expertise Professional approach Clear communication Reliable solutions
Services
HVAC Installation
We specialise in complete HVAC system installations including ducted reverse cycle units, split systems, and commercial solutions. Our process begins with a property assessment to determine optimal system sizing and configuration. Our licensed technicians ensure proper installation of all components including ductwork, indoor/outdoor units, and smart controllers while maintaining clean workspaces throughout the installation process.
Emergency Repairs
Our 24/7 emergency repair service addresses urgent HVAC issues with rapid response times across Melbourne. Technicians carry common replacement parts for immediate repairs while providing transparent pricing for any required follow-up work. We handle all system types including gas heaters, evaporative coolers, and reverse cycle units with same-day service availability.
Preventative Maintenance
Regular maintenance programs extend equipment lifespan while maintaining optimal efficiency. Our comprehensive service includes filter replacement, refrigerant checks, electrical component inspection, and airflow optimisation. Annual servicing helps prevent unexpected breakdowns and maintains manufacturer warranty validity for residential and commercial systems.
Duct Cleaning
Professional duct cleaning improves indoor air quality and system efficiency through a six-step process. This includes component disassembly, deep cleaning of coils and filters, mould remediation, and performance testing. Recommended bi-annually for allergy sufferers or annually for general maintenance to reduce energy costs and improve air quality.
Gas Safety Checks
Licensed gas fitters perform comprehensive safety inspections for all gas heating systems. This includes leak detection, carbon monoxide testing, ventilation checks, and compliance certification. Required every two years for rental properties under Victorian regulations, with immediate repair options available for identified issues.
Questions
Do you offer 24/7 emergency HVAC service?
Yes, we provide 24 hours a day, 7 days a week emergency service for all HVAC emergencies across Melbourne.
What areas do you service?
We cover all Melbourne metropolitan areas including suburbs from Werribee to Doreen and everywhere in between.
Are your technicians licensed?
All our technicians hold current industry licenses for HVAC work, gas fitting, and electrical connections.
Do you provide maintenance contracts?
Yes, we offer scheduled maintenance programs to keep systems operating efficiently year-round.
Can you service all HVAC brands?
Our technicians are trained to service all major HVAC brands including Daikin, Mitsubishi, and Panasonic.
Do you offer insurance assessments?
We provide detailed insurance reports for storm damage, power surges, and other HVAC-related claims.
Reviews (6)
Sophie Dowdy
Dec 22, 2021 Report
Positive:Professionalism,Punctuality,Quality,Value
Had my evaporated A/C serviced. Very professional throughout the whole process. Technition explain what he was doing and provided me with before and after pictures of the job. The system looks new!! Would definitely recommend..
Service:AC maintenance
Sophie Dowdy
Dec 06, 2021 Report
Positive:Professionalism,Punctuality,Quality,Value
Had my evaporated A/C serviced. Very professional throughout the whole process. Technition explain what he was doing and provided me with before and after pictures of the job. The system looks new!! Would definitely recommend..
Service:AC maintenance
Jade Victoria
Sep 15, 2021 Report
The team at DGB were very helpful from the beginning. The quote and advice I received when they came to inspect my property was very helpful and thorough. I asked lots of questions and explored all options for installation. Amaar only recommended spilt systems that were necessary for the space and made sure I was aware of any additional costs associated with installs on older houses and uneven surfaces.

Given the current restrictions, they were very flexible and accommodating. Even after the installation, Jack continued to follow up with me to ensure I was satisfied and that I had claimed the promotion
Tuan Phung
Jul 18, 2021 Report
Positive:Professionalism,Punctuality,Responsiveness
I am happy with their services. I would not hesitate to recommend to any one. Service cost was reasonable. You might get a discount of $10.
Service:Ductless heating and AC services
Tuan Phung
Jul 09, 2021 Report
Positive:Professionalism,Punctuality,Responsiveness
I am happy with their services. I would not hesitate to recommend to any one. Service cost was reasonable. You might get a discount of $10.
Service:Ductless heating and AC services
Maria Quinia
Apr 26, 2021 Report
Positive:Professionalism,Quality
Ammar was awesome, he serviced our wall furnace and properly cleaned the system. He answered all the questions and was very professional! I would highly recommend DGB refrigeration.
Service:Heating maintenance