1: Customizable round or square shapes, tailored to customer dimensions.
2: Rainproof elbows typically come in angles of 45 degrees, 60 degrees, and 90 degrees to meet various installation and drainage requirements. They have a wide range of diameter sizes, commonly including 250mm, 280mm, 315mm, 355mm, 400mm, 450mm, 500mm, 560mm, 630mm, 700mm, 800mm, etc., and can be selected based on the specifications of the connected pipe or fan.
3: Widely used in various ventilation and smoke exhaust systems that require rainproofing, such as wall-mounted axial flow fans, explosion-proof axial flow fans, corrosion-resistant axial flow fans, and steel axial flow fans, as well as in ventilation duct systems for workshops, warehouses, substations, distribution rooms, and power plants.