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Mitsubishi Electric Lossnay ventilation unit display in recessed laundry space
HEAT PUMPS

Lossnay Heat Recovery Ventilation

Improve indoor air quality and help reduce condensation with fresh, filtered air throughout your home. Mitsubishi Electric Lossnay ventilation systems continuously introduce fresh air while helping recover heat from outgoing stale air, creating a healthier, more comfortable indoor environment and supporting year-round energy efficiency.
Lossnay green logo

Fresh air without losing warmth

Modern homes are built to be more airtight than ever before. While this improves energy efficiency, it can also trap moisture, stale air, and indoor pollutants inside your home.
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Mitsubishi Electric Lossnay ventilation systems continuously replace stale indoor air with fresh, filtered air from outside while recovering up to 85% of the heat energy already inside your home.
 
The result is a home that feels fresher, drier, healthier, and more comfortable — without wasting energy.

Helps Reduce Condensation

Helps Prevent Mould & Musty Smells

Fresh Air While Helping Retain Heat

Mitsubishi Electric Lossnay ventilation unit display in recessed laundry space

Designed for modern living

Mitsubishi Electric Lossnay quietly removes stale, humid air from inside your home and replaces it with fresh, filtered outdoor air.

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Unlike simple extraction systems, Lossnay recovers heat from the outgoing air and transfers it to the incoming air stream, helping maintain a comfortable indoor temperature while improving air quality.

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The system can be programmed to suit your lifestyle, running harder when your home is occupied and reducing airflow overnight to maximise efficiency and comfort.

Fresh air for small spaces

LOSSNAY VL100

Not every home has ceiling space for a full ducted ventilation system. That’s where the Mitsubishi Electric Lossnay VL100 Wall Mount comes in.  
 

This compact unit delivers fresh, filtered air into a single room — while recovering heat from outgoing air to keep your comfort (and energy bills) steady.​

Perfect for:

• Townhouses, granny flats, sleepouts, and studios
• Bedrooms or home offices that overheat in summer
• Small homes or retrofits where ceiling space is limited

Lossnay VL100 unit installed on wall in small apartment with couch and plant
Lossay ventilation control app on mobile device

Smart ventilation control

WI-FI CONTROL

Mitsubishi Electric Lossnay Wi-Fi Control is the smart evolution in fresh air ventilation. 

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With optional Wi-Fi control, you can monitor and manage your system from your phone — making it easy to keep your home performing at its best. See by how many degrees Lossnay is pre-warming or cooling your home via the App in real-time.

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The Lossnay RVS and RVX3 Models have the option of an additional CO2 sensor. When connected with the optional Wi-Fi Control Adapter, CO2 levels can be viewed in real-time making it ideal for schools, medical facilities and offices.

Already have ducted heating?

MITSUBISHI ELECTRIC DUCTED SYSTEM INTEGRATION

Many Mitsubishi Electric ducted systems can be upgraded with Lossnay ventilation.

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This allows you to introduce fresh air throughout your home using much of your existing ducted infrastructure, making installation simpler and more cost-effective.

 

It's one of the easiest ways to improve air quality, reduce condensation, and enhance the overall comfort of your home.

  • Use your existing setup

  • Improve airflow throughout your home

  • Add fresh air ventilation easily

  • Save cost on installation

lossnay ventilation duct in child room roof

What our customers say

“Right from whoa to go, the team at ATL have been outstanding - service beyond compare. We have just had a Lossnay heat recovery vent system plus a bathroom extractor fan installed and we couldn't be happier.

There were no pushy sales tactics, the communication has been fantastic throughout, (full marks for being incredibly patient with all my questions) and it was a really tidy installation. The guys are super friendly, courteous, professional and safety focussed. We have no hesitation in recommending the team and will certainly be using them again.” 

Kate G

Upgrade now, pay later 

At ATL, we believe money should never get in the way of comfort, efficiency, and sustainability. We’ve partnered with Q Card to make it easier to invest in your home with flexible, interest-free finance options. SuperGold Card benefits are also available on eligible residential services. Terms & Conditions apply.

Frequently asked questions

Have questions about the Lossnay Heat Recovery System? Here are some of the most common things we’re asked by our  customers.

Book a ventilation assessment

Whether you're building new, renovating, or looking to solve condensation and stale air issues, our team can help you determine if Lossnay is the right solution for your home.

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Talk to us about creating a healthier, more comfortable living environment.

What type of home is it?
Do you currently have ducted heating?
What issues are you experiencing?
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