
Stainless Steel
By
Feroz Ahmed
/ November 7, 2025
Curved Vanes Turbine Roof Ventilator, Industrial Natural Roof Ventilation, Ventilation & Exhaust
Stainless Steel
• 1 year guarantee.
• Stainless Steel Material.
• Adjustable pitch up to 45°.
• Silent, clean and effective.
• Patented bearing system.
• No maintenance and
• operating cost.
Product Model Specifications
Physical dimensions and performance data for RV series.
1. Physical Dimensions & Weight
| Model | Dia of air inlet (mm) | Dia of ball (mm) | Total Height of inlet (mm) | Height of inlet (mm) | Weight (Kgs) |
|---|---|---|---|---|---|
| FDA300-RV | 300 | 400 | 340 | 110 | 2.80 |
| FDA400-RV | 400 | 500 | 400 | 110 | 3.45 |
| FDA500-RV | 500 | 600 | 480 | 180 | 4.35 |
| FDA600-RV | 600 | 700 | 520 | 180 | 4.40 |
| FDA700-RV | 700 | 800 |
2. Performance and Application Data
| Model | Outdoor Air Speed (Km/h) | Exhaust Airflow (m³/h) | Applications | Air Change Times |
|---|---|---|---|---|
| FDA300-RV | 3 | 1000 | Office, Classroom Rest room | 3-8 10-13 |
| 6 | 1450 | |||
| 9 | 2070 | |||
| 12 | 2650 | |||
| FDA400-RV | 3 | 1200 | Restaurant Gymnasium | 2-5 4-10 |
| 6 | 1650 | |||
| 9 | 2330 | |||
| 12 | 2830 | |||
| FDA500-RV | 3 | 1400 | Warehouse Paint Room | 8-15 20-30 |
| 6 | 1900 | |||
| 9 | 2620 | |||
| 12 | 3100 | |||
| FDA600-RV | 3 | 1780 | Conference Hall | 6-12 |
| 6 | 2250 | |||
| 9 | 2900 | |||
| 12 | 4050 | |||
| FDA700-RV | 3 | |||
| 6 | ||||
| 9 | ||||
| 12 |
• 1 year guarantee.
• Stainless Steel Material.
• Adjustable pitch up to 45°.
• Silent, clean and effective.
• Patented bearing system.
• No maintenance and
• operating cost.











