Installation d’une thermopompe murale FUJITSU ORION XLTH KZAH R-32 12 000 BTU à Delson
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Installation of a FUJITSU ORION XLTH KZAH R-32 12,000 BTU wall-mounted heat pump in Delson

Precise and Aesthetic HVAC Installation in a Residential Environment on the South Shore

In the residential sector of Delson, on the South Shore of Montreal, we recently completed a particularly clean and well-thought-out HVAC installation of a FUJITSU ORION XLTH 12,000 BTU wall-mounted heat pump. This project perfectly illustrates our approach: combining technical performance, external aesthetics, and long-term durability.

From the first visit, several elements allowed us to define an optimal installation strategy: proximity to exterior walls, vinyl siding, limited ground space, and the need to ensure effective drainage. The client was looking for a reliable system for winter heating, without compromising the external appearance of their property.


A Heat Pump Designed for Delson Winters

Thermal Performance Adapted to the Quebec Climate

The choice of the FUJITSU ORION XLTH KZAH R-32 12,000 BTU model is not insignificant. In Delson, as everywhere on the South Shore, winter temperatures can drop well below -20 °C.

This heat pump offers:

  • Efficient heating down to -26 °C
  • Stable capacity even in extreme conditions
  • Inverter technology for continuous modulation
  • ENERGY STAR® Cold Climate certification

In practice, this means the client benefits from constant comfort, without relying excessively on electric baseboards.

Impressive Energy Efficiency

The energy performance of this model is particularly high:

  • SEER2: 30.5
  • HSPF2: 12.7
  • EER2: 16.0

These values significantly reduce energy costs, an essential criterion for homeowners on the South Shore, particularly in Delson, where heating needs are substantial for several months.


An Outdoor Wall-Mounted Installation: A Strategic Choice

Why Avoid a Ground-Level Installation?

By analyzing the terrain configuration, our team quickly recommended a wall-mounted installation on metal supports rather than a ground-level base.

Here's why:

  • Prevents snow and ice accumulation
  • Protects the outdoor unit from moisture
  • Improves natural drainage
  • Reduces vibrations transmitted to the ground

In the project image, it is clear that the unit is installed on robust wall mounts, firmly anchored to the structure. This type of mounting is ideal for properties in Delson, where freeze-thaw cycles are frequent.

Perfect Alignment and Aesthetic Finish

One of the strong points of this installation is undoubtedly the conduit management:

  • Perfectly aligned vertical pipe cover
  • Color matched to the exterior siding
  • Discrete routing of wiring and refrigerant lines

This type of finish is essential for maintaining a clean and professional appearance, especially in the residential areas of the South Shore.


Technical Management of Conduits and Drainage

Optimized 1/4 – 3/8 Piping

The FUJITSU ORION XLTH heat pump uses a standard configuration:

  • Liquid line: 1/4 inch
  • Gas line: 3/8 inch

In this project in Delson, we optimized the length of the conduits to:

  • Minimize performance losses
  • Avoid refrigerant overcharges
  • Ensure stable long-term operation

Rigorous Drainage Testing

At AirGreen, every installation includes concrete drainage validation:

  • Water test directly into the indoor unit
  • Verification of natural flow
  • Slope adjustment if necessary

This step is crucial to prevent future problems, especially infiltration or backflow.


Specific Challenges Encountered During Installation in Delson

Restricted Space Between the House and the Outdoor Passage

The side passage was relatively narrow, which required:

  • Precise planning of the unit's position
  • A compact installation without hindering circulation
  • Millimetric alignment of the wall mount

Compliance with Electrical Standards

The installation also includes:

  • A compliant electrical disconnect
  • A secure 220V power supply
  • Adequate protection according to current Quebec standards

Everything was designed to ensure safety and accessibility for future maintenance.


LogisVert Subsidy: A Concrete Financial Advantage

This model is eligible for the LogisVert subsidy of $1,200, which represents:

  • An immediate reduction in project cost
  • Accelerated return on investment
  • A transition to a greener system

For residents of Delson, Longueuil, Brossard or elsewhere on the South Shore, this financial aid makes the installation of a high-end heat pump much more accessible.


Acoustic Comfort and Residential Integration

Indoor and Outdoor Silence

Comfort does not solely depend on temperature. Noise plays an essential role:

  • 23 dB(A) indoor: virtually inaudible
  • 47 dB(A) outdoor: very discreet

In this neighborhood of Delson, this characteristic is particularly appreciated, especially when units are installed near passageways or windows.


Practical Advice for Homeowners in Delson

To do after installation

  • Clean filters every 4 to 8 weeks
  • Keep the outdoor unit clear in winter
  • Maintain a stable temperature

To avoid

  • Blocking indoor air circulation
  • Modifying conduits without a professional
  • Ignoring unusual signs (noises, excessive ice)

Why This Installation Reflects AirGreen's Expertise

This achievement in Delson demonstrates several key elements of our approach:

  • Complete technical analysis before installation
  • Strategic choice of mounting type (wall vs. ground)
  • High-end aesthetic finish
  • Strict adherence to HVAC and electrical standards
  • Optimization of energy performance

We don't just install a wall-mounted heat pump — we provide a durable, high-performance, and perfectly integrated solution for your property.


An Ideal Solution for Montreal, Laval, Longueuil, and the South Shore

Whether in Montreal, Laval, Longueuil, or on the South Shore, this type of installation is perfectly suited to local climatic and architectural realities.

The FUJITSU ORION XLTH 12,000 BTU represents a strategic choice for:

  • Condos
  • Single-family homes
  • Plexes
  • Professional spaces

Conclusion: A Mastered HVAC Project from A to Z

This installation in Delson perfectly illustrates what we do at AirGreen: offer complete, reliable HVAC solutions adapted to real-world conditions.

Every detail counts — from the positioning of the outdoor unit to drainage management. It is this rigor that makes all the difference between a standard installation and a truly high-performance one.

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