الوصف

Duct being generally made of steel, the main dificulty is to fasten the cloth to it in order to obtain a perfectly air-tight joint. MFFDC Metal Flanged Flexible Duct Connectors are perfect for these jobs.
Under no circumstances shall materials containing asbestos fibres be used. The materials used for the flexible connections shall withstand :
Service temperature : **0°C to + **0°C
Water Penetration : >8,**0mm H2O
Bursting Strength : >2,**0kPa