GRADE 1 KNOBS

Our Grade 1 Knobs are heavy duty for commercial use. Great for commercial buildings such as schools, hospitals, government, retail and office. Complies with ANSI A156.2 - 2003, Series 4000, Grade 1, 800,000 cycles, UL/ULC listed for 3 hour fire door.

GRD 1 KNOB - 1
GRD 1 KNOB - 2

STANDARD FEATURES

• Schlage 6 pin “C” keyway

• Cylindrical, steel chassis- coated with zinc dichromate (corrosion resistance)
 

• Rose 3" diameter
 

• Backset: 2-3/4"

• Strike: Square corner 1-1/4" x 4-7/8" ANSI ASA Strike
 

• Door Range: 1-3/8" to 2"
 

• Latch: 1-1/8" x 2-1/4", square corner faceplate