DOREX F1 cylindrical, commercial door locks (F1C, F1H, F1S) are designed for high traffic areas requiring certified ANSI/BHMA Grade 1, extra heavy-duty locksets with enhanced security features. The F1 Series is ideal for commercial areas such as office buildings, universities, industrial and institutional facilities. With its extra heavy-duty construction and 3 hour fire rating, the F1 Series can survive in the toughest environments.

• Certified ANSI/BHMA A156.2, series 4000, Grade 1
• cULus listed, 3 hr fire rating
• UL 10C Positive Pressure Rated
• Meets ADA requirements
• 10 Year limited warranty
• For doors 1³⁄₈ – 2¹⁄₄″ (35 – 57 mm) thick
• Non-handed
• 2³⁄₄″ (70 mm) backset
• 2³⁄₈″ (60 mm) backset available
• Stainless steel latch with ¹⁄₂″ (12.7 mm) throw
• Deadlatch with ³⁄₄″ (19 mm) throw available
• Fixed security posts
• Lever clutch release
• Lever secured by additional set screw
• 3¹⁄₂″ (89 mm) rose diameter
• Concealed mounting plate and screws
• ASA strike
• Keyed functions include 6-pin Schlage “C” cylinder with 2 keys
• Small format interchangeable core (SFIC) model available (BEST-F(r) and CX5(r) cores sold separately)

Full keying services available. Other common and high security keyways available.