bi folding patio doors

The WSMT bi folding patio doors accessories is made of high-density raw materials. Its types of aluminum bifold doors is based on the European standard door and window design. The aluminium door hinge surface treatment adopts the most advanced spraying technology, which is durable, wear-resistant and high-quality, who offer different kinds of aluminum folding door. The system folding door is the latest development of our company. It has easy installation, flexible switch, smooth. Strong and durable, open degree, wide vision and so on. The system has a strong load-bearing capacity. A single wheel bearing 120KG, the product is suitable for European standard 20-slot profiles. Welcome to contact us for more information.