Nuset Berkeley: Schlage Keyed Commercial Grade 2 Storeroom Entry Door Knob (Satin Stainless Steel)

Entry
Generally used for exterior applications. It is operated with a key from the exterior of the home and a push button or turn knob from the interior.

Privacy
Generally used on bathroom or bedroom door. It provides a push button or turn knob on the inside and comes with an emergency release on the outside that allows the door to be unlocked by inserting an emergency release tool.

Passage
Generally used on closets or other rooms that do not require locking.

Storageroom
Generally used on storage room that the outside knob is fixed and entrance by key only. The knob will lock itself everytime the door is closed and cannot be left unlocked. The inside knob always remain unlocked providing emergency exit.

Dummy
Does not operate and is often used as a door pull or for aesthetic purposes only.

Keyed Alike
Keyed alike means key coded to the same key number. This option provides "same key" convenience and eliminates the needs for multiple keys where numerious locks and access is needed.

Keyed Different
Keyed different means that locks are keyed differently. Different set of keys are required to unlock each lock.


Master Keyed
In master keyed system, master key can open all locks in the system although each lockset has its own unique key. Master keyed lockset are ideal for permitting supervisory, contractors or emergency access.

To determine the handing, view the door from the exterior side and locate the hinges. If the hinges are on the left, you will need a left-handed lever. If the hinges are on the right, you will need a right-handed lever.

UL Listed
U.L. is an abbreviation for Underwriters Laboratories. U.L. is a testing and regulation organization that is generally associated with products designed to meet fire codes.

A.D.A
The Americans with Disabilities Act was established to provide equal opportunities for individuals with disabilities throughout all aspects of life. A major part of this Act's requirements is accessibility to public accommodations. To simplify this, as related to locks, it specifies hardware that does not require tight grasping, tight pinching or twisting of the wrist to operate or open a door. Many of the leversets that we offer will provide for ease of use as established by the A.D.A. Guidelines.

California State Reference Code
(Formerly Title 19, California State Fire Marshal Standard) Levers returning to within 1/2" (12.7mm) of door surface.

Grade 2 & Grade 3
These are certification standards ratings developed for the U.S. that provide an easy reference to the strength, security, and durability of a lock. Lock rated as Grade 3 is not as strong as a lock rated at Grade 2. For a lock to pass Grade 3 standards it must endure 200,000 cycles of opening and closing, whereas a Grade 2 lock must pass 400,000 cycles. The lock's strength is also tested in increased severity as applied to forced entry through a door.

The width of the knob handle.

The measurement from the edge of the door to the center of the pre-drilled hole.

Automatic adjustment to door thickness within the ranges specified.

A hole drilled into the face of a door where a bored or interconnected lockset is to be installed.

The hole bored through the edge of a door to allow the latch to pass through, into the strike.