Chi is the first choice of garage door extension springs manufacturing globally. We share the best knowledge base and render highly regarded excellent customer service. According to the material, Chi's products are divided into several categories, and galvanized garage door spring is one of them. The raw material used in Chi ideal security garage door hinge is of high quality and has no any strange smell during use. It has UV-resistant finish to ensure no discoloration over time. With no filament, this product is more robust and lasts longer. This will result in saving money for users on replacement and maintenance. It is made of hot-dip galvanized steel produced by famous steel factory.
Bearing the mission of garage door safety device keeps us passionate everyday. Contact us!