Norton 7970 Grade 1 Door Closer | 7900 Series Closers

Norton 7970 Grade 1 Door Closer | 7900 Series Closers

APPLICATION

• Exterior or interior doors

• Door weight up to 200 lbs.

• Minimum door width 27"

• Can be used with butt hinges (5" max), 3/4 offset pivots or center hung pivots

FEATURES

• Single acting

• Steel track & slider

• Dress cover plate included

• Shock absorbing door stop

• Aluminium alloy shell

• Adjustable sweep and latch speeds

• Adjustable backcheck cushioning and positioning

• Spring power options: – Size 4 (50% adjustability) – Adjustable spring 1-3

• Handed • 1-3/4" – 2-1/4" thick doors

• Fully adjustable, multi-point hold open (7900)

• Minimum 4" high frame

• Non-hold open and hold open units have a shock-absorbing adjustable position stop in the slide track. Auxiliary door stop recommended

• Maximum degree of hold open is dependent on how door is hung: – Butt hinges: 85-110° – Offset pivots: 85-95° – Center pivots: 85-100°

CERTIFICATIONS

• ANSI/BHMA A156.4 Grade 1

• UL-cUL listed

• UL10C positive pressure up to 3 hours

• Complies with requirements for the Americans with Disabilities Act (A.D.A.) and ANSI standard A117.1 

• MEA - City of New York

• CAL Fire 3550.0944:0100, 3550.0944:0102

Technical Details