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Blauberg EVA 70x40

Flexible anti-vibration connector for rectangular duct.
EAN codeEAN4058448033834
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  • Designation key

For damping of vibration generated by fans or ventilation equipment and transferred to air ducts for ventilation systems installed in various premises. For partial temperature distortion compensation in the ductworks. Compatible with rectangular 400x200 up to 1000x500 mm air ducts.


Mounting with galvanized bolts and clamps that fix the end flanges of the connector to the mating flanges of the air ducts or any other ventilation system components.


Two galvanized steel flanges. Connecting vibration-isolating material is made of nylon reinforced polyethylene fabric. Not designed for mechanical load and cannot be used as a load-carrying structure.

Parameter EVA 70x40 Measurement unit
Connected air duct size 700х400 mm
Weight 2.4 kg
Casing material galvanized steel -
Air duct for rectangular air ducts -
Documents archieve
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EVA (rectangular) - data sheet (pdf 219.32Kb)
EVA (rectangular) - image (png 475.76Kb)
Overall dimensions
Overall dimensions

Model Dimensions [mm]
B B1 H H1
EVA 70x40 700 740 400 440
Designation key
Designation key
Series Flange size (WxH) [cm]
EVA 40x20; 50x25; 50x30; 60x30; 60x35; 70x40; 80x50; 90x50; 100x50