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59 results 7 based here · 52 serve the area★ 4.8 average from 393 reviewslistings updated 7 Oct 2026
Air conditioning installers and HVAC technicians for split systems, ducted heating and cooling, and servicing. Compare 59 air con & HVAC technicians in Cardiff NSW: ratings, licences, services and contact details, and ask up to 3 of them for free quotes.
These businesses aren't based in Cardiff but list it as a service area.
HVAC · Commercial and domestic air conditioning, Commercial and domestic refrigeration in…, Air conditioning repairs and servicing
Licensed Serves this area
Air Extreme is an air conditioning and refrigeration business in Gateshead, NSW, servicing commercial and domestic clients.
Based in Gateshead NSW · serves Cardiff
HVAC · Air Conditioning Service & Maintenance, Air Conditioning Installations, Refrigeration Service & Maintenance
Serves this area
Air conditioning and refrigeration business in Valentine, NSW, servicing Newcastle homes and businesses.
Based in Valentine NSW · serves Cardiff
Air conditioning business in Teralba, NSW, servicing Newcastle and Lake Macquarie suburbs.
Based in Teralba NSW · serves Cardiff
Based in Warners Bay NSW · serves Cardiff
Based in New Lambton NSW · serves Cardiff
Coldstream Services is an air conditioning and refrigeration business in Wallsend, NSW, servicing Newcastle and Lake Macquarie suburbs.
Based in Wallsend NSW · serves Cardiff
HVAC · Residential Air Conditioning Systems, Ducted Air-Conditioning Systems, Commercial Fridges & Cool Rooms
Serves this area
HVAC business in Boolaroo, NSW for residential and commercial air conditioning, refrigeration and catering equipment.
Based in Boolaroo NSW · serves Cardiff
HVAC · Split System Installations, Ducted Installations, Sanitised Air Conditioning Cleaning
Licensed Serves this area
Air conditioning business in Kotara, NSW for split system and ducted installations, servicing, repairs and cleaning.
Based in Kotara NSW · serves Cardiff
Based in Adamstown NSW · serves Cardiff
HVAC · HVAC Heating & Air Conditioning for the…, Repairs / Service / Installation / Maint…, Industrial (locomotive)
Serves this area
Air conditioning and refrigeration business in Dudley, NSW, servicing homes and businesses across Newcastle for installation, repairs and maintenance.
Based in Dudley NSW · serves Cardiff
HVAC · Chemical Hygienic AC Cleaning, Split System Installation, Cool Room & Freezer Room Services
Licensed Serves this area
Elevation Air is an air conditioning and refrigeration business in Adamstown, NSW, working on split systems, ducted units and commercial refrigeration.
Based in Adamstown NSW · serves Cardiff
HVAC · Air conditioning repairs, Air conditioning installation, Commercial air conditioning systems
Licensed Serves this area
Air conditioning business in Speers Point, NSW for installation, maintenance and repairs, including ducted systems and commercial work.
Based in Speers Point NSW · serves Cardiff
HVAC · Refrigeration Professionals, Ducted Air Conditioning Systems, Walk-in Cool Room & Freezer Installation…
Licensed Serves this area
Haigh's Air & Refrigeration is an air conditioning and refrigeration business in Lambton, NSW, servicing homes and businesses across Newcastle.
Based in Lambton NSW · serves Cardiff
HVAC · Air conditioning installation, servicing…, Residential & commercial refrigeration a…, Sales & repairs
Serves this area
Air conditioning and refrigeration specialist in Gateshead, NSW, supplying, installing, servicing and repairing systems for homes and businesses.
Based in Gateshead NSW · serves Cardiff
Based in Adamstown Heights NSW · serves Cardiff
HVAC · Split system air conditioning installation, Ducted air conditioning installation, Commercial air conditioning installation
Licensed Serves this area
Air conditioning business in Mount Hutton, NSW, installing split system, ducted and commercial air conditioning and servicing systems.
Based in Mount Hutton NSW · serves Cardiff
Based in Whitebridge NSW · serves Cardiff
HVAC · Repairs & maintenance for commercial ref…, Air Conditioning - Domestic & Commercial, Refrigeration - Domestic & Commercial
Licensed Serves this area
REFCA Group in Boolaroo, NSW handles commercial refrigeration, air conditioning and catering equipment for businesses.
Based in Boolaroo NSW · serves Cardiff
Based in New Lambton NSW · serves Cardiff
Simmons Air is an air conditioning business in Edgeworth, NSW, working on split systems, multi or ducted systems and VRV systems.
Based in Edgeworth NSW · serves Cardiff
HVAC · Oven Installations, Air Conditioner Installations, Smart Home Installations
Licensed Serves this area
Appliance and electronics retailer in Kotara, NSW, selling TVs, fridges and phones and installing ovens, cooktops and air conditioners.
Based in Kotara NSW · serves Cardiff
HVAC · Oven Installations, Dishwasher Installations, Air Conditioner Installations
Licensed Serves this area
The Good Guys Warners Bay is an air conditioning and appliance retailer in Warners Bay, NSW, installing air conditioners, ovens, cooktops and dishwashers.
Based in Warners Bay NSW · serves Cardiff
HVAC · Split Systems Airconditioning, Ducted Airconditioning Systems, Air Conditioner Installations
Licensed Serves this area
Electrical, solar and air conditioning business in Bolwarra Heights, NSW, servicing Maitland and the Hunter Valley.
Based in Bolwarra Heights NSW · serves Cardiff
Domayne Kotara is a furniture, bedding, homewares and appliance retailer in Kotara, NSW, also stocking air conditioners.
Based in Kotara NSW · serves Cardiff
Tell us about the job and we'll match it with up to 3 air con & HVAC technicians in Cardiff. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.
Air conditioning installers and HVAC technicians for split systems, ducted heating and cooling, and servicing. Aussie Builders Directory lists 59 air con & HVAC technicians in Cardiff NSW, with ratings, licences and the services each one offers.
Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.
It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Cardiff.
Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.
Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.
Tell us about the job once. We match your request with up to 3 air con & HVAC technicians near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.