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Rotomolded Ventilation boxes

Rotoplast, a leading rotomolding manufacturer

For nearly 30 years, Rotoplast has provided custom rotomolding subcontracting services across various products, including ventilation boxes.


We've embraced the technological shift of Industry 4.0 by:

  • Automating our operations with the introduction of advanced robotics in our production line

  • Integrating IoT sensors to collect real-time data from all machinery

  • Implementing AI-optimized analysis software to enhance manufacturing performance.

As a result, we manufacture more quickly and accurately.

As the only ISO 9001 certified rotational molder in Quebec, Rotoplast sets the standard for controlled and cutting-edge development.

Our Rotomolded Ventilation boxes :


Description: 24-inch fan housing with 90-degree outlet. Allows adequate and powerful ventilation of a building while protecting the interior from the elements.

Overall dimensions: 28''X40''X30''.

Material: Molded, dry-blended black polyethylene (MDPE) with 20-year UV resistance.


Description: 36-inch fan housing. Provides high-flow ventilation for fast, efficient building ventilation.

Overall dimensions: 42''X42''X30''.

Material: Molded in dry-blended black polyethylene (MDPE) with 20-year UV resistance.


Description: Custom venting for a heat recovery system.

Overall dimensions: 36''X18''X22''.

Material: Molded in dry-blended black polyethylene (MDPE) with 20-year UV resistance.

Why Choose Rotomolding for your rotomolded ventilation boxes?

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Outstanding Durability

Unlike other manufacturing methods, roto molding ensures a consistent wall thickness and seamless construction, reducing weak points that might break. The result? Ventilation boxes that can withstand harsh conditions while safeguarding their contents.


Weather Resistance

The material used in roto molding is not only durable but also UV-resistant, ensuring the boxes remain resilient and their colour doesn't fade over time.

FAN HOUSING 36po.png



Customizable Design

One of the main advantages of rotomolding is its design flexibility. Unlike other manufacturing methods that have design constraints, rotomolding allows for intricate designs and custom solutions. Whether you're looking for specific sizes, shapes, or features, our Ventilation boxes can be tailored to your needs, ensuring functionality and aesthetic appeal.

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