Quick and simple assembly - the roller shutter springs can be easily inserted into the top roller shutter slat and then hung in the square perforation of the roller blind shaft with the dovetail of the spring. This makes the installation process fast and hassle-free. Durable coating: The surface of the roller shutter door accessories is coated with a special coating to protect the roller shutter door and reliably protect the spring from rust. Enhanced security: The suspension spring not only ensures the safe suspension of the roller shutters, but also makes it difficult for the down roller shutters to slide unintentionally. Premium materials: Manufactured with stainless steel, it possesses the properties of corrosion resistance, rust prevention, high s.
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