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Art. No.
description
tube diam. (mm)
D2 (mm)
H (mm)
output
Price (unit)
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4247-001 stick-on flange100---------
€36.90*
net: €31.01

In stock

The item is in stock ready for shipping. The delivery time is approx. 1 to 3 working days.
4247-002 stick-on flange150---------
€44.90*
net: €37.73

In stock

The item is in stock ready for shipping. The delivery time is approx. 1 to 3 working days.
4247-100 Vent Typ DR-10010020030081m³/h
€164.01*
net: €137.82

In stock

The item is in stock ready for shipping. The delivery time is approx. 1 to 3 working days.
4247-150 Vent Typ DR-500150290400200m³/h
€206.00*
net: €173.11

In stock

The item is in stock ready for shipping. The delivery time is approx. 1 to 3 working days.
Showing 1 to 4 of 4 products

This maintenance-free suction fan, which is powered by the wind according to the Flettner principle, achieves a very high air flow rate. It is rainproof and smooth running. Proven for over 35 years!

Construction of aluminum sheet (1 mm thick) with stainless steel axle and two dust-proof, smooth-running ball bearings.

The ventilation capacity is specified for a wind speed of 4.5 m/sec.

An stick-on flange for flat roofs must be ordered separately.

On request, this ventilator is also available with pipe sockets 125 mm or 200 mm.

Description

This maintenance-free suction fan, which is powered by the wind according to the Flettner principle, achieves a very high air flow rate. It is rainproof and smooth running. Proven for over 35 years!

Construction of aluminum sheet (1 mm thick) with stainless steel axle and two dust-proof, smooth-running ball bearings.

The ventilation capacity is specified for a wind speed of 4.5 m/sec.

An stick-on flange for flat roofs must be ordered separately.

On request, this ventilator is also available with pipe sockets 125 mm or 200 mm.

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