Faultless Door Closer C77Z

The Faultless C77Z is a high-performance, surface-mounted door closer engineered for reliability and adaptability. Ideal for both residential and light commercial use, it delivers controlled and durable door closing, meeting modern safety and usability standards.

Key Features

• Selectable Power Size (2–4)
  Easily adjust door closing power to match doors of various weights and sizes—no need to swap hardware for different applications.

• Adjustable Mechanisms
  Fine-tune both the closing and latching speeds for smoother operation. Optional back-check functionality offers a gentle braking effect to protect the door and frame. 

• Thermo-Constant Valve
  Equipped with a temperature-resistant hydraulic valve to ensure consistent performance even under varying environmental conditions. 

• Rack & Pinion Design with Standard Arm
  The proven rack-and-pinion mechanism ensures smooth, reliable actuation, while the standard arm provides straightforward installation and functionality.

• Hold-Open Option Available
  In select configurations, a built-in hold-open feature is available, which is particularly handy in settings where temporary door holding is required.

• Non-Handed Installation
  Can be installed on either left- or right-hand doors without modification, offering versatility and ease during installation.

Performance & Construction

• Door Compatibility:
  Supports standard single-action doors up to 1,100 mm wide (≈ 43 inches).

• Weight Handling:
  Rated for doors weighing up to 68 kg (~150 lb); other sources cite up to 80 kilograms (~176 lb), possibly reflecting regional spec variations or enhanced load tolerance.

• Durability:
  Undergoes rigorous testing for up to 100,000 operating cycles, ensuring long-term reliability and mechanical endurance.

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