Ce client voulait son unité extérieure sur le toit… il a vite changé d’avis (et voici pourquoi)
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This client wanted their outdoor unit on the roof… they quickly changed their mind (and here’s why)

An installation that started on a hesitant note

At AirGreen, we’re used to carrying out HVAC (heating, ventilation, and air conditioning) installations under various conditions, tailored to each client's specific needs. However, some situations stand out due to the flexibility and adaptability we must demonstrate throughout the project. This is exactly what happened during the installation of a Fujitsu KZAH 18,000 BTU wall-mounted heat pump in a neighborhood of Laval.

Initially, the client wanted to install their outdoor unit on the roof. However, after a thorough consultation and careful consideration of the advantages and disadvantages, they quickly changed their mind. In this article, we’ll tell you the story of this installation and explain why this decision was changed, as well as the technical and practical reasons that led to the optimal result.

The initial decision: Outdoor unit on the roof

When we first met the client, they had a clear idea of where they wanted the outdoor unit placed. The roof seemed like the ideal choice to them because it would maximize space on the ground while minimizing the visual impact. However, there were several factors they hadn’t initially considered, especially the technical and logistical challenges associated with a rooftop installation.

The risks of a rooftop installation: A more complex scenario

One of the main reasons the client considered this option was the thought of not taking up any ground space. However, installing the unit on the roof posed significant risks. In this case, the position on the roof would make the outdoor unit vulnerable to weather conditions, moisture, and would increase the risks of vibrations and noise, potentially affecting the system’s efficiency and disturbing neighbors. Furthermore, this solution required additional materials and tools, such as scaffolding or special platforms, to install the unit safely.

Additionally, the roof had to be analyzed to ensure it could support the weight of the outdoor unit. Although this might seem like an ideal solution, the costs and time involved in the installation turned out to be far higher than expected. Difficult access areas and weather conditions also added complexity to the project.

The alternative solution: Outdoor unit on the ground

After a thorough assessment, we suggested an alternative solution to the client: install the outdoor unit on the ground, on a stable base, protected and easily accessible for routine maintenance. This option ensured the longevity of the system while offering better long-term performance. Indeed, a ground-level installation is much more accessible for maintenance, allowing repairs or adjustments to be made quickly without risking damage to the roof or incurring additional costs.

The role of the Fujitsu KZAH 18,000 BTU wall-mounted heat pump in this installation

The system installed in this project was the Fujitsu KZAH 18,000 BTU wall-mounted heat pump, a model designed to provide optimal comfort while maximizing energy efficiency. This model uses R-32 refrigerant, an eco-friendly fluid that reduces environmental impact while maintaining excellent heating and cooling performance.

The benefits of a Fujitsu KZAH heat pump

  • High energy efficiency: One of the key reasons we recommend this model is its high energy rating, allowing clients to make significant savings on their energy bills while reducing their carbon footprint.

  • Reduced environmental impact: The R-32 refrigerant is not only more environmentally friendly, but it also contributes to better system performance, providing smoother and more consistent heat.

  • Reliability and durability: Fujitsu is renowned for the quality of its products, ensuring long-term reliability and simplified maintenance. The KZAH heat pumps are built to withstand various conditions, ensuring year-round heating and cooling comfort.

Wall-mounted unit installation: A smooth and quick process

The installation of the Fujitsu KZAH 18,000 BTU wall-mounted heat pump went off without a hitch. Once the decision was made not to place the outdoor unit on the roof, we were able to install the outdoor unit on the ground, on a stable and well-protected base. The indoor unit installation was completed smoothly and quickly without any major difficulties, thanks to the expertise of our technicians.

The benefits of ground-level installation for the client

Easy maintenance

One of the main advantages of a ground-level installation is the ease of access for maintenance. The client will now benefit from annual maintenance without worrying about difficult access to the roof. Additionally, the outdoor unit is better protected from the elements, ensuring better durability and more stable performance.

Long-term savings

By choosing the ground-level installation, the client avoided unexpected costs related to a difficult rooftop installation, while still benefiting from the optimal performance of the heat pump. Maintenance is simplified, risks are minimized, and comfort is maximized, providing excellent long-term return on investment.

Optimal comfort and improved performance

The Fujitsu KZAH 18,000 BTU wall-mounted heat pump operates more efficiently when placed in an accessible, well-ventilated area. This maximizes the unit's effectiveness, ensuring our client perfect climate control at home while reducing energy costs.

Conclusion: A project that ended successfully

In conclusion, this project shows that thorough consultation and analysis of specific needs can help find solutions better suited to each situation. After realizing the pros and cons of a rooftop installation, the client accepted the solution proposed by our experts. The successful installation of the Fujitsu KZAH 18,000 BTU wall-mounted heat pump guaranteed our client optimal comfort, superior energy performance, and a well-thought-out, durable installation.

We invite you to contact us to discuss your HVAC needs. At AirGreen, we have the solutions tailored to your needs, in Laval and the surrounding areas.

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