What is the best commercial mortise lock?

The Schlage L9000 is the most widely specified. The Sargent 8200 has the highest cycle count at 14M+. The Corbin Russwin ML2000 is heavily specified on government projects. All are ANSI/BHMA Grade 1.

What is the difference between Grade 1 and Grade 2 locks?

Grade 1 locks are tested to 1,000,000+ cycles with higher impact resistance. Grade 2 are rated for 250,000 cycles. Grade 1 is standard for commercial exterior doors and high-traffic areas.

What is the best door lock for school classrooms?

The Schlage ND78 classroom security lock allows locking from inside without opening the door, meets ADA requirements, and maintains fire egress compliance.

What is the difference between Schlage ND and ALX?

ND is Grade 1 with 1M+ cycles and electrified options. ALX is Grade 2 with 250K cycles and modular chassis at lower cost. They share the same lever designs.

What is the most common commercial door closer?

The LCN 4040XP is the most widely specified surface-mounted commercial door closer in the US, covering sizes 1-6 and all three mounting types.

What locks are used in hospitals?

Grade 1 mortise locks on high-traffic doors, cylindrical locks on patient rooms, electronic access with audit trails on pharmacy and restricted areas.

How much cheaper is wholesale vs retail door hardware?

Wholesale pricing on commercial door hardware is typically 20-40% below manufacturer list price. Project quotes for large orders can be even lower.

Norton 210 TPN 689 Tri-Packed Door Closer, Adjustable Size 1-6, Aluminum Painted

$166.00

(No reviews yet) Write a Review

Brand: Norton
SKU:: 210xTPN-689

$166.00

Description
Show Reviews

The 210 Norton Door Closer is an economical surface mount door closer that features an adjustable spring size, tri-packed non-hold open arm, and independent and separate latch, sweep and backcheck intensity valves. Featuring easy installation and maintenance and dependable control, the 210 Series is perfect for office doors, utility doors, residential doors, and strip mall applications. Includes slimline plastic cover.

Application and Features

Exterior or Interior Doors

Adjustable Spring size 1 - 4

Non-Hold Open

ANSI/BHMA A156.4, Grade 1 certified

UL listed

UL10C compliant for positive pressure

Meets requirements for Americans with Disabilities Act (ADA) and ANSI/BHMA A117.1

Closer footprint: 3/4" x 12"

Closer projection: 2-1/8"

Tri-Mount Arm package for regular, parallel or top jamb mount

10-year limited warranty