Turbo Air Ventilator

Turbo Air Ventilators

Achieve continuous, power-free ventilation with WAW ROOF's Turbo Air Ventilators. Our range includes Polycarbonate, Stainless Steel, and Polypropylene models, ensuring the perfect fit for any industrial or commercial application, from standard warehouses to chemical factories.

Non-Stop Ventilation: The integrated bearing housing ensures rotation even at wind speeds of less than 1 km/hr.

Principle Features

Engineered for efficiency, durability, and cost savings.

Energy Free

Operates on natural wind movement (Thermosyphoning), incurring zero electricity costs.

Weather Resistant

Made from high-quality materials, our ventilators are highly resistant to atmospheric weathering.

Rain Proof

The vane design and centrifugal action prevent rainwater from entering the ventilator.

Easy Installation

Designed to be fitted easily on various roof types, including asbestos, GI, and aluminium.

Product Specifications

General Details

  • Weight: 4.5 Kg approx.
  • Size: 24" Net Dia & 21" Throat Dia
  • Technology: Noiseless Double Ball Bearing
  • Frame: SS 202/304/430, PP, PC
  • Blades: 24 Nos
  • Top Cover: Stainless Steel, PC, PP

Top Dimensions

Diameter21"24"
Weight of Top4.46 Kg5.1 Kg
Height of Top350 mm360 mm
Middle Diameter605 mm650 mm

Fin Dimensions

Diameter21"24"
No. of Outer Fins2426
Width of Fins3.10 in3.10 in
Length of Fins15.0 in16.5 in

How to Calculate Your Ventilator Requirement

Follow these simple steps to determine the number of ventilators for your space.

Number of Ventilators = Ventilation Rate (Q) / Exhaust Capacity

Table A: Air Change Rate per Hour

Type of BuildingAir Change Rate
Warehouse4-6
Factories (Light) / Auditorium6-12
Paper Mill / Brewery / Oil Mill8-30
Engine Room / Laundry / Plastic Factory10-30
Print Shop / Boiler Room15-60

Table B: Performance Data (Exhaust in CFM)

Stack Height (ft) Wind Velocity 5 mph Wind Velocity 10 mph
3°C5°C10°C 3°C5°C10°C
1093910001102179218541958
20100510841216185919382070
30105811541314191520102168