Norton 78B/D-PA 690 RH 78 Series Pot Belly Door Closer

Norton 78B/D-PA 690 RH 78 Series Pot Belly Closer offers a blend of traditional aesthetics and modern functionality, making it an ideal choice for both commercial and residential applications. This parallel arm door closer is adjustable from sizes 2 to 4, allowing for precise tailoring to meet specific installation requirements. The closer features a durable dark bronze painted finish, ensuring both style and longevity. Designed with a unique rack-and-pinion mechanism enclosed in a robust cast aluminum alloy shell, this closer boasts an adjustable clock coil spring. This feature permits fine-tuning of the closing power, accommodating various door and frame conditions. Users will appreciate the single hex-key operated regulating valve, which allows for seamless adjustments to both closing and latch speeds, as well as an adjustable backcheck for added protection against slamming. Rated for 3 hours of fire resistance, the Norton 78B/D-PA is not only functional but also meets stringent safety standards. Field reversible handing provides flexibility during installation, while its cold weather fluid ensures reliable performance in varying temperatures. With a limited 10-year warranty, this closer exemplifies durability and reliability, making it a smart investment for any project.

78 Series Pot Belly Closer

Parallel Arm Door Closer, Adjustable Size 2-4, Field Reversible, Dark Bronze Painted

The Norton Series 78-B/F Traditional 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 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 backcheck cushioning can also be adjusted to door, frame and variable conditions.

The Norton® Series 78-B/F Traditional Surface Closers represent a combination of traditional styling and modern closer features.

The Norton 78B/F Series  has 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. 

Closer for interior (and) exterior doors shall be rack-and-pinion type enclosed in a cast aluminum alloy shell. Closer spring shall be clocktype coil spring and shall be adjustable through a wide range of closing power. Closer shall be equipped with a single hex-key operated regulating valve for control of both closing and latch speeds. Closer shall have a hex-key operated regulating valve to control the adjustable backcheck feature. Closer shall be Norton® Series 78-B/F Traditional Surface Closer or equivalent.

Resources

• 78-B/F Regular or Parallel Arm, Non-Hold Open
• 78-B/FHA Regular or Parallel Arm, Hold Open
• 78-B/FPRA, 78-B/FPRHA Parallel Rigid Arm, Non-Hold Open or Hold Open
• 78B/F Series Closers Cut Sheet
• 78BF Surface Closer
• Norton Surface Closers Catalog
• UNI78-B/F, UNI78-B/FH, Unitrol