Ventilation industrielle : comment AirGreen a résolu un problème critique pour une usine à Laval
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Industrial Ventilation: How AirGreen Solved a Critical Issue for a Factory in Laval

Emergency Intervention in Industrial Ventilation in Laval: A Tailored Solution by AirGreen

In the demanding world of industrial production, a ventilation problem can quickly escalate into a crisis. In Laval, a major food processing plant recently experienced a critical failure in its central ventilation system. This malfunction jeopardized not only the indoor air quality for employees but also the preservation of sensitive products. Faced with this emergency, AirGreen was called in to diagnose, design, and install a reliable, rapid, and high-performance industrial HVAC solution.

A Quick Diagnosis, a Clear Action Plan

From our very first visit to the site, our technicians specialized in industrial ventilation identified several issues:

  • Inadequate air renewal in critical production areas.

  • Overheating of certain equipment due to insufficient exhaust.

  • Excessive noise coming from old, rusted galvanized steel ducts.

Working closely with the plant’s maintenance team, we developed a two-phase intervention plan:

  1. Temporary stabilization to allow production to continue safely.

  2. Complete replacement of the faulty ventilation system with a modern, energy-efficient solution meeting current standards in Laval.

Equipment Choice: Centralized Ventilation with Heat Recovery

To meet the specific needs of this Laval factory, we selected a Lennox L Series centralized ventilation system combined with a Venmar Commercial 9,000 CFM heat recovery unit (HRV).

Technical specifications:

  • Airflow: 9,000 CFM to cover all production areas.

  • Energy efficiency: over 75% heat recovery.

  • Materials: stainless steel housings resistant to humidity and cleaning products.

  • Smart control: integrated into the building management system (BMS) for automatic adjustment based on production cycles.

This setup not only ensures consistent air quality, but also helps reduce energy losses during winter, which is a major concern in Laval where temperatures can drop dramatically.

Technical Challenges Tackled by Our Team

Each industrial project comes with its own set of complexities. In this specific case, three major challenges were encountered:

1. Limited Rooftop Space

The building didn’t allow for a traditional outdoor installation due to the presence of high-voltage lines. We engineered a custom suspended metal structure, enabling the safe installation of the air handling unit without disrupting operations or violating electrical safety standards.

2. Minimizing Production Interruptions

We scheduled work during off-peak hours and weekends, with a 4-phase deployment plan to limit production downtime. Our team mobilized three night technicians and two supervisors dedicated to logistics.

3. Strict Food Safety Regulations

In a processing plant, every HVAC intervention must comply with strict hygiene standards. We used anodized aluminum ducts in designated zones and conducted a full certified cleaning before reactivation.

Concrete Results Achieved

Once the system was up and running, the benefits were immediate:

  • 48% reduction in thermal load in high-output areas.

  • 85% improvement in air renewal compared to the old setup.

  • Increased operational silence, reducing auditory fatigue for workers.

  • Estimated annual energy savings exceeding $6,000 thanks to heat recovery.

The plant’s management quickly noted a positive impact on productivity and staff comfort, and entrusted us with an annual preventive maintenance contract.

Why Choose AirGreen for Your Industrial Ventilation Projects in Laval?

At AirGreen, we don’t offer cookie-cutter solutions. Every project is an opportunity for us to showcase our ability to design customized, high-performance, and durable HVAC systems that perfectly adapt to the realities of our industrial clients on the North Shore.

Our key advantages:

  • Comprehensive technical expertise in industrial ventilation, air treatment, and climate control.

  • Tailored engineering with technical drawings, airflow simulations, and 3D modeling when needed.

  • Certified team (TSSA, RBQ, etc.) experienced in food, pharmaceutical, and manufacturing environments.

  • Responsive after-sales service, including proactive maintenance agreements.

Industrial Ventilation Installation: Practical Tips

Here are a few essential recommendations if you're considering a similar project in Laval or elsewhere:

  • Have your ventilation system inspected every two years if your operations produce particles or humidity.

  • Avoid oversized or undersized systems, which are common causes of breakdowns and inefficiencies.

  • Request airflow modeling if your production involves areas with variable temperature or pressure.

  • Check eligibility for subsidies (such as the ÉcoPerformance program or Hydro-Québec incentives).

Conclusion: A Trusted Partner for Your Industrial Needs

This project in Laval perfectly illustrates our approach: analyze, design, install, and optimize. We do everything we can to ensure your industrial environment benefits from an HVAC system that is reliable, quiet, hygienic, and energy-efficient. Whether you’re in Laval, Montréal, Longueuil, the North Shore or the South Shore, AirGreen is your go-to expert for industrial ventilation.

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