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| Glossary |
- Backset—The horizontal measurement from the edge of the door to the center point of the 2-1/8" holes through the door.
- CTC (center-to-center)—The vertical measurement from the center point of the bottom through hole to the center point of the top through hole. Applicable for handlesets only.
- Conversion Kit—Allows flexibility to adapt handlesets and deadbolts to fit 2" or 2-1/4" thick doors.
- Cylinder Collar Spacer—For use with deadbolts to accommodate 1-3/8" thick doors.
- Deadbolt—Locking mechanism. Metal bolt which slides from door into frame preventing the door from opening. Security feature for exterior doors.
- Double Cylinder Entrance Handleset—Deadbolt operated by key from either side; no turn knob. Frequently used when door has glass panes.
- Edge Bore—The hole drilled into the edge of the door to hold lock or latch.
- Emergency Exit Entrance Set—Handleset which retracts the latchbolt and deadbolt simultaneously when the inside lever is turned. Provides quick exit in emergency situations.
- Escutcheon—decorative backplate, generally larger than 6" in height, on which a knob, lever, or pull is mounted.
- Face Bore—The hole drilled through the door, front to back, to hold knob or lever.
- Finish—Refers to the color and protective coating of the item.
- Full Dummy—Décorative handleset, lever, or knob used on the non-working door of a double door unit. Full dummy trim is on both sides of the inactive door.
- Half Dummy—A single knob or lever for a non-latching door. Half dummy is only used on outside of the door. Most commonly used for a push/pull application or on a closet door that does not have a latch.
- Hand of Door—The hand of the door is determined by standing on the outside of the door.
- Left Hand Door—If hinges are on the left side of the door when viewing from the outside, door is left handed.
- Right Hand Door—If hinges are on the right side of the door when viewing from the outside, door is right handed.
- Keyed Entry Lockset—Entrance lockset which is locked by a key from exterior and thumbturn from interior. Can be either a knob or lever.
- Latch Bolt—The bolt that retracts when either the knob or lever is turned, or when the thumbpiece which operates the handleset is pushed down.
- Passage Function (Hall/Closet)—Knob or lever set most commonly used in hallways where a locking feature is not required.
- Privacy Function (Bed/Bath)—Knob or lever set most commonly used in bathroom or bedroom; can be locked from the inside with a push button emergency release feature.
- Rose—decorative backplate for knobs and levers, often round- or oval-shaped.
- Sectional Trim—two-piece door trim: decorative pull and matching cylinder escutcheon.
- Single Cylinder Entrance Handleset—Key operates deadbolt from outside; turnpiece operates deadbolt from the inside.
- Stile—Horizontal measurement from the edge of the door to the edge of the bead or glass.
- Style—The appearance of the handleset, deadbolt, knob or lever design.
- Thumbpiece—Component located on the outside of a handleset which, when depressed, retracts the latchbolt.
- Transmission Case—Round housing mounted on the back of the outside handle. Converts up and down motion of thumb piece to a twisting motion so latch can be operated.
- Turnpiece—Component located on inside of door which, when turned, retracts deadbolt. Used only on single cylinder operations.
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