Technical Data Sheets
Dimensional specifications, airflow performance data, and installation parameters for Merqora Global roof turbo ventilators. All data measured at a reference wind speed of 8 km/h.
Roof Turbo Ventilator Series - Performance Data
Test conditions: 8 km/h wind speed, 20°C ambient, sea-level pressure. Compliant with IS 6127 and BS EN 13141-4.
| Model | Throat Dia. (mm) | Free Area (m2) | Airflow (m3/hr) | Weight (kg) | Min. Wind (km/h) |
|---|---|---|---|---|---|
| RTV-300 | 300 | 0.047 | 720 | 3.2 | 8 |
| RTV-450 | 450 | 0.106 | 1,440 | 5.1 | 8 |
| RTV-600 | 600 | 0.188 | 2,520 | 7.8 | 8 |
| RTV-750 | 750 | 0.295 | 3,960 | 10.4 | 8 |
| RTV-900 | 900 | 0.424 | 5,760 | 14.1 | 8 |
| RTV-1050 | 1050 | 0.578 | 7,560 | 18.5 | 8 |
All performance values are nominal. Site conditions including prevailing wind, roof pitch, and obstructions affect actual airflow. Contact our technical team for site-specific calculations.
Body Material
Aluminium alloy (Grade 3003) or FRP
Base Flashing
Galvanised steel (G90) or stainless steel 304
Bearing Type
Sealed ball bearings - maintenance-free
Finish
Anodised or powder-coated (RAL on request)
Operating Temp.
-20°C to +80°C (FRP models: -30°C to +120°C)
Wind Load
Designed per AS/NZS 1170.2 and EN 1991-1-4