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PRODUCT INFORMATION

Catalog Cuts / Specs

The NortonĀ® Series 78-B/F Surface Closers represent a combination of traditional styling and modern closer features. All closer sizes are contained within a single size aluminum alloy shell.

These Norton Traditional Surface Closers have an unusual ability to accommodate power adjustment to their environment. The adjustable clock coil spring provides a small incremental increase or decrease through a wide range of closer power. They can be adjusted to meet the exact power requirements of the installation. Sweep speed, latch speed and back-check cushioning can also be adjusted to door, frame and variable conditions.

Features:

    - Aluminum alloy shell
    - Adjustable sweep/latch speed
    - Adjustable back-check cushioning
    - Self drilling, self-tapping and machine screws
    - Handed- closer spring can be reversed in the field (Parallel hold open arms and delayed action- not reversible.)
    - Rack and pinion operation

Certifications:

    - UL / cUL listed for use on fire rated doors
    - UL10C listed for positive pressure fire test
    - This product is manufactured in an ISO 9001, ISO 14001 facility
    - Listed by the New York City Materials and Equipment Acceptance Division

Customer Service:

Calender
  • Mon-Thurs 9:00am - 5:00pm EST
  • Fri 9:00am - 12:30pm EST
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