This product has a novel appearance, high strength, energy saving and environmental protection, high thermal insulation and sealing performance, suitable for large door production, and can realize mechatronics.
New high-strength profiles, energy saving and environmental protection, high thermal insulation and sealing performance, novel and beautiful appearance, suitable for large door production.
Heavy-duty pulley assembly, made of metal casting, strong load-bearing capacity, smooth sliding, energy saving and environmental protection, novel and beautiful appearance, suitable for large door use.
Suitable for door body area within 20m2-100m?, height below 8 meters.