Gary is an authorised Temperzone installer on the Central Coast — supplying, installing, and servicing the full Temperzone range for residential and commercial applications. Australian-designed, built to last in Australian conditions.
Temperzone is one of Australia's most respected HVAC brands — designed and manufactured in New Zealand and Australia specifically for the harsh conditions of the Australasian climate. Unlike many imported brands that are adapted from products designed for milder European or Asian markets, Temperzone systems are engineered from the ground up to handle the extreme heat, humidity, and UV exposure of an Australian summer.
Gary has been installing Temperzone systems for years and rates them highly for their build quality, reliability, and the strength of their commercial range. Temperzone's ducted and commercial systems are particularly well-regarded in the industry — they're a common choice for commercial and industrial applications where reliability and longevity are paramount.
As an authorised Temperzone installer, Gary has access to the full product range, genuine parts, and manufacturer technical support. Installations by authorised contractors qualify for the full manufacturer warranty.
High-efficiency split systems for homes across the Central Coast. Reliable performance in extreme heat.
Whole-home ducted systems designed for Australian conditions. Available in a wide range of capacities for any home size.
Commercial-grade systems for offices, retail, and industrial applications. Built for continuous operation.
Temperzone's outdoor units are engineered for Australian UV exposure and temperature extremes — a key factor in long-term reliability.
Free site assessment and fixed-price quote from an authorised Temperzone installer.
Lilac Air Conditioning has a 5.0 average from 50 Google reviews, and every one of them is five stars. Here are some, in the reviewers' own words.
Heidi Iveson
February 2025
"Not expecting our air conditioning to stop on one of the hottest days of the year, I contacted Gary and he advised me straight away his availability and turned up to review our situation. Unable to source spare parts for our older unit, Gary was up front and honest in quoting, supply and installation. I would highly recommend Gary for his experience, knowledge and thorough communication. Thanks Gary"
Tania Kanaan
July 2026
"We recently had our ducted air conditioning system serviced and were very happy with the service we received. Gary is friendly, knowledgeable and professional. Everything was explained clearly, and the service was completed efficiently. If you are located on the Central Coast, we would definitely recommend Lilac HVAC and will happily use them again in the future."
Sutha Suthakar
June 2026
"We got this group to service our Daikin Ducted reverse cycle AC system. Gary and his team were fantastic. They were on time and did thorough job. We found them to very professional and cleared lot technical questions we had. They are locals!!!!!! and located within the Watagan Estate. Keep up the good work guys."
Michael
January 2026
"We had four air conditioners installed and couldn’t be more satisfied. From the initial quotation to the final installation, communication was always prompt and professional. The installer arrived on time, worked diligently, and ensured everything was installed to a high standard. Excellent workmanship and very reliable service"
Gosford Dental Centre
June 2025
"We highly recommend Lilac HVAC. They were able to fix 3 previously installed units that were incorrectly linked at our business premises. Very professional service and knowledgeable."
Michelle MacKnight
March 2026
"Thanks Gary and your Apprentice for installing my new split system air conditioner. I appreciate your friendliness, punctuality, and job quality. I am very happy with my new system!"
Perfectionist Detailing
February 2026
"From start to finish, Gary was a pleasure to deal with when we needed an additional outlet installed to our ducted aircon system. He is a highly knowledgeable professional who takes pride in his work and the service he delivers to customers. Thank you Gary!"
Brett Ashman-Steel
January 2026
"Gary came highly recommended by another business. We discussed the problem we were having with my partners business and he provided a quick and affordable quote. Within days the problem was rectified. Very friendly and professional service. Would certainly recommend Lilac HVAC. Thanks Gary"
Takes less than 60 seconds — and it means the world to a small local business.
Full manufacturer warranty. Expert installation. Fixed-price quote before any work begins.