STURDY AND DURABLE - It consists of a commercially used material, it is rustproof, corrosion-resistant, abrasion-resistant, weatherproof, hydraulic, equipped with adjustable speed screws and offers a quiet and safe closure. It withstands the weather of high temperature to guarantee the best performance. STOP SLAMMING DOORS - Fully adjustable double valve lockout and speed control with door opening angles up to 180 degrees, sweeping speed control valve, three-pack arms, safety valve for pressure relief - Internal hydraulic fluid reduces the setting during the weather season. APPLICABLE DOOR TYPES, UNIVERSAL MOUNTING - Geepas door closer works with all types of medium-sized doors: left and right open doors, metal doors, fire doors, wooden doors, framed glass doors, house and office doors, exterior / interior doors. Ideal for right or left swing doors with hydraulic operation. These door closers for indoor and outdoor use are designed for private and commercial use. More powerful automatic door closer that will stand the test of time. SOFT CLOSING AND ADJUSTABLE - With this device, you can enjoy quiet, automatic closing and secure locking. With adjustable power levels, it can be set in different sizes. Includes reverse control and delayed action via a separate valve. Closes the door slowly enough to allow easy and elegant entry and exit, and customers will experience no resistance when opening. MODERN & SLICK DESIGN - State of the art door closers and the slickest and slickest part you have ever seen in this category. Made of high-quality metal. Ideal for doors weighing 45 to 65 kg. Satisfy and Be Satisfied with this Geepas door closer!