Tell Duronotic Grade 3 Door Closer, Size 4

Elevate the safety, functionality, and appearance of your doors with the Tell Duronotic Grade 3 Door Closer. Designed for medium* to heavy-duty interior applications, this hydraulic closer offers smooth, controlled closing to prevent slamming and reduce wear. Its versatile, non-handed design and adjustable closing speeds make it ideal for a wide range of commercial and residential doors.

Built to meet ANSI A156.4 standards and UL/ULC listed for up to 3 hours of fire protection, the Duronotic closer combines durability with compliance. The oil-rubbed bronze finish and robust aluminum/steel construction ensure lasting performance in high-traffic environments.

Key Features

• Grade 3 heavy-duty performance for commercial and residential use
• Size 4 spring power for medium* to heavy-duty doors
• Hydraulic mechanism with adjustable closing and latching speeds
• Non-handed design works on left or right-swing doors
• UL/ULC listed up to 3 hours per ANSI A156.4 fire-rating
• Durable aluminum/steel body with oil-rubbed bronze finish
• Easy screw-in installation with all hardware included