Antioxidative, anticorrosive, rustless, steady, abrasion resistant, weatherproof, hydraulic, quiet and safe closer. This door closer works with all types of medium doors -- right and left opened doors, wood and metal doors, residential and commercial doors, exterior/interior door closer, fire doors, glass doors with frame and etc. Durable stainless steel construction ensures long-lasting performance and resistance to wear and tear. Gives you an easy and safe life, protects your door and lock. Door closers are suitable for all types of medium sized doors - left and right hand doors, metal doors, fire doors, wooden doors, framed glass doors, residential and office doors, exterior and interior doors., Manufacturer: BDSHGRDH