Heavy Duty Commercial Door Closer, Grade 1 Hydraulic Self Closing Door Closer, Adjustable Size 1-6, UL 10C Fire Rated, Standard Arm with Backcheck, Silver Finish, Doors up to 397 lbs

Ensure smooth, reliable, and safe door operation with this Heavy Duty Commercial Hydraulic Door Closer. Engineered to ANSI/BHMA A156.4 Grade 1 standards, this professional-grade door closer delivers consistent performance in demanding commercial and industrial environments. Featuring an adjustable Size 1-6 closing force, the unit accommodates doors weighing up to 397 lbs and measuring up to 63 inches wide. Independent speed adjustment valves allow installers to fine-tune closing and latching speeds for optimal operation while minimizing door slamming and wear. The integrated backcheck function helps prevent damage from forceful opening, extending the life of doors, frames, and hardware. Constructed from heavy-duty cast iron, this door closer is designed for years of dependable service in offices, schools, healthcare facilities, apartment buildings, warehouses, hotels, and retail locations. Certified to UL 10C standards and approved for use on fire and smoke doors, it provides dependable self-closing performance for safety-critical applications. The silver finish offers a clean professional appearance that complements a wide variety of commercial door systems. Built to perform in temperatures ranging from -40°C to +60°C, this hydraulic door closer combines durability, adjustability, and safety in a single commercial-grade solution.

• COMMERCIAL GRADE 1 PERFORMANCE – Designed to meet ANSI/BHMA A156.4 Grade 1 standards for demanding commercial applications. Ideal for offices, schools, hospitals, apartment buildings, retail stores, warehouses, hotels, and public facilities requiring reliable door control.
• ADJUSTABLE SIZE 1-6 POWER RANGE – Adjustable spring force accommodates a wide range of door sizes and weights. Suitable for doors weighing up to 397 lbs (180 kg) and widths up to 63 inches (1600 mm), providing flexibility for commercial installations.
• CONTROLLED CLOSING WITH BACKCHECK PROTECTION – Adjustable closing speed from 180° to 15° and latching speed from 15° to 0° allow smooth operation and reduced door slamming. Built-in backcheck function helps protect doors and frames from damage caused by excessive opening force.
• UL 10C FIRE RATED FOR SAFETY APPLICATIONS – Tested and approved for use on fire-rated and smoke-control doors with up to 3 hours of fire resistance. Provides dependable self-closing performance to help meet commercial safety requirements.
• HEAVY DUTY CAST IRON CONSTRUCTION – Manufactured from durable cast iron with corrosion resistance testing up to 96 hours. Designed for long-term performance in high-traffic commercial environments and extreme temperatures from -40°C to +60°C.
• SILVER FINISH WITH COMPLETE HARDWARE INCLUDED – Features an attractive aluminum/silver finish suitable for modern commercial interiors. Includes cover and standard arm assembly for professional installation on left-hand or right-hand doors.