The Dorex Pro 3310 Series Spring Hinge is engineered with precision, ensuring reliable performance and ease of installation.

Key Features:

• Non-Handed Design: The hinge accommodates both left-hand and right-hand door orientations, simplifying inventory requirements and installation processes.

• Durable Construction: Manufactured from premium steel base material, the hinge offers exceptional strength and longevity, making it suitable for high-traffic areas.

• High-Grade Plated Finishes: Available in various finishes, including satin nickel and satin chrome, the hinge complements diverse architectural styles and interior designs.

• Silent Operation: Equipped with nylon bearings, the hinge ensures smooth and quiet door movement, enhancing user experience.

• Adjustable Spring Tension: The easily adjustable spring mechanism allows customization of the door’s closing speed and force, catering to specific requirements.

• Standard Template Hole Pattern: Facilitates straightforward installation and alignment with existing door frames, reducing installation time and effort.

• Comprehensive Installation Kit: Each hinge comes with quality wood screws, undercut machine screws (if applicable), and a spring tensioner, providing all necessary components for installation.

• Safety Certification: The hinge is cULus listed as a closing device, ensuring compliance with safety standards and suitability for fire-rated door assemblies.

Technical Specifications:

• Sizes Available:

  • 3-1/2″ x 3-1/2″
  • 4″ x 4″
  • 4-1/2″ x 4″

• Corner Options: Models are available with square corners, as well as 1/4″ (6.4mm) or 5/8″ (15.9mm) radius corners to match various door and frame styles.

• Load Capacity: Supports doors weighing up to 100 lbs (45.5 kg) when three hinges are used, making it ideal for standard interior doors.

• Compliance: Conforms to ANSI standard A156.7, ensuring compatibility and performance consistency.

Applications:

The Dorex Pro 3310 Series Spring Hinge is suitable for a wide range of applications, including:

• Residential Properties: Enhancing privacy and security by ensuring interior doors close automatically.

• Commercial Buildings: Maintaining climate control and fire safety by facilitating the automatic closing of office and corridor doors.

• Public Facilities: Improving hygiene and accessibility in restrooms and other shared spaces by ensuring doors are not left ajar.

Availability in the USA:

Dorex Pro 3310 Series Spring Hinges are available to purchase through our website! We deliver across the USA and Canada!

Installation and Maintenance:

Installation is user-friendly, thanks to the standard template hole pattern and the inclusion of all necessary mounting hardware. The adjustable spring tension allows for on-site customization to achieve the desired door operation. Regular maintenance involves periodic checks to ensure all components are secure and functioning correctly. The durable construction and nylon bearings minimize the need for frequent upkeep, providing a reliable solution for self-closing door applications.

In summary, the Dorex Pro 3310 Series Spring Hinge combines functionality, durability, and aesthetic appeal, making it an excellent choice for those seeking a dependable self-closing hinge solution in the USA.

Spec Sheet: Dorex Pro 3310 Series Spring Hinge