Specifications

Air Inlet Main Components

Window: Plastic contains the anti-ultraviolet raw material, making it longevity.

Protection Net: Reasonable structure, material is Polypropylene

Nylon Pulley: Designed by patent organization, it is of rolling friction when turning on or off, low resistance and easy opening and closing.

Return Spring: High-quality stainless steel spring, durable and rustless

Pulley Accessories: Rigidity hard-drawn wire round steel, ensuring accurately opening.

Rigidly connected will not be stretched, the surface is treated by galvanization in case of rust