JNF ML.21.770 Hydraulic Overhead Door Closer Heavy-Duty Fire Rated Satin Up To 130Kg Wooden Door

Description

ML.21.770 is a highly durable and versatile hydraulic overhead door closer, designed for both residential and commercial applications. Crafted from premium aluminum with a sleek silver coating (RAL 9006), this door closer combines functionality with modern aesthetics. It features an adjustable closing force and a smooth mechanism that ensures doors close quietly and efficiently. With its ability to accommodate large and heavy doors, the ML.21.770 offers reliable performance in high-traffic areas, ensuring long-term durability.

    • Material: Aluminum with silver coating (RAL 9006)
    • Finish: Lacado prata (silver coated)
    • Adjustable Force: Power range from 3-5, offering flexibility for various door sizes and weights.
    • Back-Check Valve: Controls the door speed during opening to prevent slamming.
    • Maximum Door Width: 1250 mm
    • Maximum Door Weight: 130 kg
    • Reversible Design: Can be installed on both left and right-handed doors.
    • Opening Angle: 180° for full door opening capacity.
    • Speed Adjustments: Adjustable closing and latching speeds for customized operation.
    • Certification: Fireproof certified, CE marked for compliance with EN1154 standards.

Recommendations:

  1. For High-Traffic Areas: The ML.21.770 is ideal for areas with high foot traffic, such as offices, commercial spaces, retail environments, and public buildings. Its robust design and adjustable power make it suitable for doors that are frequently used.

  2. Residential Applications: This door closer can also be used in residential properties, particularly for main entrance doors, garage doors, or heavy interior doors where controlled closing is necessary. The adjustable power ensures that the door can handle different weights and sizes, providing a smooth closing action.

  3. Fire Safety Compliance: Given its fireproof certification and compliance with EN1154 standards, this door closer is recommended for use in buildings where fire safety and regulated closing systems are required, such as schools, hospitals, and government buildings.

  4. Optimal Performance: For optimal operation, ensure that the door width and weight are within the specified limits of 1250 mm and 130 kg. Proper installation with the included accessories will guarantee the best performance and longevity of the closer.

Specifications:

    • Dimensions:
      • Length: 290 mm
      • Width: 115 mm
      • Height: 55 mm
      • Weight: 2.45 kg per unit
    • Suitable Door Specifications:
      • Maximum Door Width: 1250 mm
      • Maximum Door Weight: 130 kg
    • Power Adjustment Range: Adjustable between 3-5 for optimal functionality based on door size.
    • Back-Check: Includes a back-check valve to slow down the door during opening and prevent slamming.
    • Opening Angle: 180° for wide opening functionality.
    • Accessories Included:
      • 4x Screws (DIN965 - M5x50mm)
      • 4x Screws (DIN7995 - 5x64mm)
      • 2x Screws (DIN7971 - 5x28mm)
      • 2x Screws (DIN7985 - M5x17mm)
      • 1x Screw (M6x12mm)
      • 1x Allen Key (5mm)
      • 1x Cover.
JNF ML.21.770 Hydraulic Overhead Door Closer Heavy-Duty Fire Rated Satin Up To 130Kg Wooden Door
Product form

SKU: ML.21.770

Delivery by 3-6 business days  Made to Order Products 3 Weeks

  • Shipped today? Order within: Oct 07, 2025 17:00:00 +1100

$330.36 $297.32 Incl. TAX

      • Guaranteed secure & safe checkout.

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      For more data specs or technical information please refer to PDF"s:

        Features

      Hydraulic overhead door closer.

      - Adjustable power: 3-6;
      - Power: 2-4 (if applied with anti-vandalism arms);
      - Maximum door width: 1250mm;
      - Maximum door weight: 130kg;
      - Power adjustment by spring;
      - Rack and pinion mechanism;
      - Back check valve;
      - Closing speed adjustable by valve;
      - Latching speed adjustable by valve;
      - Opening angle 180°;
      - Reversible door closer;
      - Certified fireproof;
      - CE marking.

      Description

      ML.21.770 is a highly durable and versatile hydraulic overhead door closer, designed for both residential and commercial applications. Crafted from premium aluminum with a sleek silver coating (RAL 9006), this door closer combines functionality with modern aesthetics. It features an adjustable closing force and a smooth mechanism that ensures doors close quietly and efficiently. With its ability to accommodate large and heavy doors, the ML.21.770 offers reliable performance in high-traffic areas, ensuring long-term durability.

        • Material: Aluminum with silver coating (RAL 9006)
        • Finish: Lacado prata (silver coated)
        • Adjustable Force: Power range from 3-5, offering flexibility for various door sizes and weights.
        • Back-Check Valve: Controls the door speed during opening to prevent slamming.
        • Maximum Door Width: 1250 mm
        • Maximum Door Weight: 130 kg
        • Reversible Design: Can be installed on both left and right-handed doors.
        • Opening Angle: 180° for full door opening capacity.
        • Speed Adjustments: Adjustable closing and latching speeds for customized operation.
        • Certification: Fireproof certified, CE marked for compliance with EN1154 standards.

      Recommendations:

      1. For High-Traffic Areas: The ML.21.770 is ideal for areas with high foot traffic, such as offices, commercial spaces, retail environments, and public buildings. Its robust design and adjustable power make it suitable for doors that are frequently used.

      2. Residential Applications: This door closer can also be used in residential properties, particularly for main entrance doors, garage doors, or heavy interior doors where controlled closing is necessary. The adjustable power ensures that the door can handle different weights and sizes, providing a smooth closing action.

      3. Fire Safety Compliance: Given its fireproof certification and compliance with EN1154 standards, this door closer is recommended for use in buildings where fire safety and regulated closing systems are required, such as schools, hospitals, and government buildings.

      4. Optimal Performance: For optimal operation, ensure that the door width and weight are within the specified limits of 1250 mm and 130 kg. Proper installation with the included accessories will guarantee the best performance and longevity of the closer.

      Specifications:

        • Dimensions:
          • Length: 290 mm
          • Width: 115 mm
          • Height: 55 mm
          • Weight: 2.45 kg per unit
        • Suitable Door Specifications:
          • Maximum Door Width: 1250 mm
          • Maximum Door Weight: 130 kg
        • Power Adjustment Range: Adjustable between 3-5 for optimal functionality based on door size.
        • Back-Check: Includes a back-check valve to slow down the door during opening and prevent slamming.
        • Opening Angle: 180° for wide opening functionality.
        • Accessories Included:
          • 4x Screws (DIN965 - M5x50mm)
          • 4x Screws (DIN7995 - 5x64mm)
          • 2x Screws (DIN7971 - 5x28mm)
          • 2x Screws (DIN7985 - M5x17mm)
          • 1x Screw (M6x12mm)
          • 1x Allen Key (5mm)
          • 1x Cover.

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