Elastic connecting pieces for the sound-decoupled installation of duct fans. With rectangular flange connection frame made of galvanized steel. Installation on the suction and pressure side. Article: ELP 56, Installation location: Duct, Material: Plastic, Weight: 3.89 kg, Weight with packaging: 4.89 kg, Duct dimensions: 1000 mm x 500 mm, Width: 1040 mm, Height: 540 mm, Depth: 150 mm, Width with packaging: 1060 mm, Height with packaging: 545 mm, Depth with packaging: 75 mm