Australia's directory of local builders and tradies
27 results ★ 2.3 average from 3 reviewslistings updated 7 Oct 2026
Air conditioning installers and HVAC technicians for split systems, ducted heating and cooling, and servicing. Compare 27 air con & HVAC technicians in Casula NSW: ratings, licences, services and contact details, and ask up to 3 of them for free quotes.
These businesses aren't based in Casula but list it as a service area.
HVAC · Split System Services, Split System Installations, Ducted System Installations
Licensed Serves this area
Air conditioning business in Campbelltown, NSW for split system servicing, coil cleaning, ducted maintenance and installations.
Based in Campbelltown NSW · serves Casula
Godzilla Air Pty Ltd is an air conditioning business in Chipping Norton, NSW, covering installation, maintenance and repairs.
Based in Chipping Norton NSW · serves Casula
HVAC · Gas Radiant Heater Installations, Electrical Services, Hydraulic Services
Serves this area
Fit-out and maintenance business in Wetherill Park, NSW for commercial and industrial spaces, including HVAC, electrical, plumbing, gas fitting and roofing.
Based in Wetherill Park NSW · serves Casula
HVAC · Split System Air Conditioning, Ducted Air Conditioning, Multi Split Air Conditioning
Serves this area
Air conditioning supplier in Voyager Point, NSW, covering split, ducted and multi head systems.
Based in Voyager Point NSW · serves Casula
Air conditioning business in Bardia, NSW, servicing homes and commercial clients across south-west Sydney.
Based in Bardia NSW · serves Casula
HVAC · Air Conditioning Repairs, Air Conditioning Services, Air Conditioning Installations
Licensed Serves this area
Based in Bardia NSW · serves Casula
Ausmech Air is an air conditioning business in Chipping Norton, NSW, covering installations, repairs and maintenance plans.
Based in Chipping Norton NSW · serves Casula
Central Air Conditioning is an air conditioning business in Moorebank, NSW, working on installation, servicing and breakdowns for homes and commercial sites.
Based in Moorebank NSW · serves Casula
HVAC · Air Conditioner Repairs, Ducted Air Conditioner Installations, Split Systems Air Conditioner Installati…
Serves this area
Crown Air is an HVAC company in Prestons, NSW installing ducted and split system air conditioners and handling repairs and servicing.
Based in Prestons NSW · serves Casula
HVAC · Commercial refrigeration, Air conditioning, Air conditioning repairs and servicing
Serves this area
Commercial refrigeration and air conditioning business in Liverpool, NSW, covering repairs, maintenance and installations.
Based in Liverpool NSW · serves Casula
Air conditioning business in Chipping Norton, NSW, serving homes and businesses across Western Sydney.
Based in Chipping Norton NSW · serves Casula
Based in Holsworthy NSW · serves Casula
Based in Moorebank NSW · serves Casula
HVAC · Heating & Cooling Systems, Refrigeration
Serves this area
HVAC business in Liverpool, NSW, working on heating and cooling systems and refrigeration.
Based in Liverpool NSW · serves Casula
HVAC · Ducted air conditioning, Evaporative cooling
Licensed Serves this area
Air conditioning business in Prestons, NSW, covering ducted and evaporative cooling air conditioning.
Based in Prestons NSW · serves Casula
Nis Air Pty Ltd is an air conditioning business in Prestons, NSW, servicing homes across south-west Sydney.
Based in Prestons NSW · serves Casula
HVAC · Commercial Air Conditioning, Commercial HVAC & Refrigeration, Industrial Refrigeration
Licensed Serves this area
Oxley HVACR is an HVAC and refrigeration business in Prestons, NSW, working on commercial air conditioning, refrigeration and industrial cooling systems.
Based in Prestons NSW · serves Casula
HVAC · Repairs, Residential air conditioning, Commercial air conditioning
Serves this area
Air conditioning business in Chipping Norton, NSW for repairs, servicing and residential and commercial units.
Based in Chipping Norton NSW · serves Casula
Quality Air Equipment in Prestons, NSW makes air distribution products for air conditioning.
Based in Prestons NSW · serves Casula
HVAC · Installation, Repair services, Comprehensive HVAC service programs
Serves this area
Air conditioning business in Chipping Norton, NSW installing, repairing and maintaining air conditioning, heating and ventilation systems.
Based in Chipping Norton NSW · serves Casula
Based in Prestons NSW · serves Casula
HVAC · Air Conditioning Repairs & Maintenance, Ducted Air Conditioning Installation, Split System Air Conditioning Installation
Licensed Serves this area
SkyCon Air is an air conditioning business in Chipping Norton, NSW, installing ducted and split systems and handling repairs and maintenance.
Based in Chipping Norton NSW · serves Casula
HVAC · On-site services
Serves this area
Based in Chipping Norton NSW · serves Casula
Air conditioning and ventilation hygiene business in Chipping Norton, NSW, servicing homes and commercial properties.
Based in Chipping Norton NSW · serves Casula
Tell us about the job and we'll match it with up to 3 air con & HVAC technicians in Casula. 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 27 air con & HVAC technicians in Casula 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 Casula.
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.