• Heating & Cooling Specialists

      Keeping You Comfortable All Year Long

    • Heating & Cooling Specialists

      Keeping You Comfortable All Year Long

    • Heating & Cooling Specialists

      Keeping You Comfortable All Year Long

    • Heating & Cooling Specialists

      Keeping You Comfortable All Year Long

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    Contact Us

    Servicing Penrith & The Blue Mountains for over 28 years
    Lower Mountains Partners Logo

    Domestic Air Conditioning

    domestic air conditioning service Penrith & Springwood
    Whether you need a small repair or an overhaul on your existing air conditioning unit, Lower Mountains Air Conditioning is here to help. We will keep your air conditioner in tip-top condition, free from leaks, breaks and clogged filtration, helping to maintain optimum performance of your unit. We can also install brand-new systems and offer advice on the best model for your type of home.
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    Commercial Air Conditioning

    Air Conditioning, Penrith & Werrington, NSW
    A larger area requires a larger air conditioning system and a heavier workload, but with a strategic maintenance plan, you can keep your system running more efficiently. We can arrange a regular upkeep schedule to prevent issues from coming up, and our maintenance will also lengthen the life of your system, thus saving you money in the long run. 

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    Ducted System Air Conditioning

    ducted system air conditioning Penrith & Springwood,
    Lower Mountains Air Conditioning offers you sales, service, installation and repair on heating and cooling systems. With top brands including Mitsubishi and Daikin, we install only the best split systems and ducted systems on the market. If you are building a new office or your air conditioning is outdated and inefficient, we are happy to discuss the options available to you and install your new system.
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    Reliable Air Conditioning Services for the
    Penrith, Springwood, Emu Plains & Katoomba Areas!

    During the hot summer months and cold winter months, your air conditioning and heating systems are more than a luxury – they become a necessity. Whether you are in an office or a residential property, keeping cool or warm allows you to get more out of your day.
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    Our Top Brands

    • Mitsubishi Electric
    • Daikin 
    • Panasonic 
    • LG 
    • ActronAir 
    • Braemar
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    Our Qualifications

    • Contractor Licence No: 127921C
    • ARCTICK (Air Conditioning Refrigeration CFC Purchaser) AU 16525
    • ARCTICK Handling Licence No: L008697
    • Austel Licence No: 16079
    • Level 2 Electrical Service Provider
    • Category 1, 2, and 4 Grade B Accreditation No: 2943
    • Category 1 - Disconnection/Reconnection
    • Category 2 - Underground Service Lines
    • Category 4 - Metering, Energising New
    Arc Tick Certified Logo
    Racca New South Wales Logo
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    About Lower Mountains Air Conditioning

    Lower Mountains Air Conditioning (LMAC) has been in operation since 1988 – 30 years strong!

    Originally owned and founded by John Du Rieu.

    First opened in Blaxland East and then relocated to Smith St, Emu Plains and then moved to larger premises on Russell Street, Emu Plains where we still are today!

    Andrew and Anthea Strathdee, owners of Strathdee Electrical Pty. Ltd. purchased the business from John DuRieu in 2014.

    Strathdee Electrical is a family owned business now in its 3rd generation that has been handed down from Andrew’s grandfather since 1943 – 75 years!

    Andrew and John have been working together in the industry since 1995 and 1970 as Andrew was John’s Apprentice over 20 years ago!

    They both live and worked in the local area and are both qualified and experienced Refrigeration, Air Conditioning, and Electrical Technicians.

    Andrew has had extensive experience in the field installing and servicing domestic, industrial and commercial air conditioning, refrigeration equipment and electrical work.

    Andrew and Anthea are responsible for the general running of the business including onsite sales and quotations. In addition to this they also participate in servicing and trouble-shooting any technical difficulties in most brands. 

    Andrew and Anthea are supported by a reliable, loyal and qualified team of 14 employed staff - Tradesmen, apprentices, trade assistants and very friendly office staff.
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    Proudly Supporting

    • Royal Flying Doctor Service (The Outback Car Trek)
    • Blaxland East Public School
    • Glenmore Heritage – Veterans Golf Annual Day
    • Blaxland Football Club
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