
Leimec Roof Monitor
Heavy-duty, roof-mounted exhaust systems engineered for high-efficiency power plant ventilation and industrial air discharge. Manufactured in Vaasa, Finland, these aerodynamic roof monitors precisely regulate internal air pressure in demanding production facilities. The streamlined, rugged design ensures dependable, high-volume air exhaust while integrating seamlessly into industrial plant architecture.

Key Benefits
- Tailored engineering: Custom aerodynamic and mechanical designs adjusted to precise local site criteria.
- Extreme climate performance: Operating reliably from subzero Arctic conditions to tropical high-humidity zones.
- Low life-cycle cost (LCC): Optimized aerodynamics and heavy-duty materials minimize long-term maintenance.
- Fast modular installation: Pre-assembled configurations drastically reduce on-site crane time and construction costs.
Technical Highlights & Typical Dimensions
Example configurations illustrate standard industrial Roof Monitor footprints. Final structural sizing and mechanical layouts are always project-specific.
- Pressure regulation layout: Purpose-built for industrial production facilities requiring precise, constant internal air pressure balance.
- Aerodynamic air discharge: Streamlined engineering ensures optimal, high-volume airflow exhaust with minimal resistance.
- Lightweight structural integration: Exceptionally low unit weights (38 kg–65 kg) minimize dead loads on industrial roofs while ensuring rapid, secure installation.

Unit size
- 1800×1900 mm, unit weight 38 kg
- 1800×2000 mm, unit weight 40 kg
- 1800×2200 mm, unit weight 42 kg
- 1800×3000 mm, unit weight 65 kg
Key Functions & Options
- Optimized air discharge: Delivers high-volume industrial air exhaust and thermal relief.
- Weatherproof durability: Built to withstand severe outdoor exposure, preventing water ingress and structural wear.
- Seamless plant integration: Modular engineering allows for rapid integration directly into factory and plant architecture.
- Global compliance: Customized design to meet structural, environmental, and international engineering standards.

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Why Leimec
Proven Track Record – Over 30 Years
- 2,500+ projects worldwide
- 10,000+ Leimec ventilation units installed
Leimec ventilation units are designed for easy replacement of existing systems, reduced power consumption through optimized sizing, and long service life using corrosion-resistant materials. Our solutions are suitable for seismic zones, high wind loads, and allow for future upgrades in filtration efficiency and noise control.
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