The support of air duct is succeeded with the usage of the two kind of steel hooks which are easily adapted to the
inox wire in the roof of the portico.
The support hooks are placed in close intervals, 40-70cm depending on the diameter of the airway, for better and
more secure support.
- Triangle type double-locking hooks
- Metal eyelets
MatHellas flexible ducting is delivered with double locking suspension hooks made from hot-galvanized steel. The distance between them will be 50cm.
The hooks are fixed to the ducting by fabric reinforcements fully welded along the whole venti-duct and they are clipped on a suspension messenger steel wire in the mine ceiling.
The hooks Triangle Hi Strength offer greater durability and are used as default.