Hinges are hardware that attach the door to the frame. They position the door to properly compress the weatherstrip and help ensure smooth operation. Hinges are available in multiple finishes, shapes, manufacturers and functions that complement a variety of door styles.
Hinge Size The standard hinge size for a wood door is 4” x 4”. For a heavier duty hinge, a square 4-1/2” x 4-1/2” hinge is available for a 1-3/4” door.
4” X 4”
4-1/2” X 4-1/2”
Hinge Shape The standard hinge has a corner with a 5/8” radius. For a more architectural look, square corner hinges are available.
Hinge Types Different hinge types exist based on the application of the door.
BALL-BEARING HINGE Hinges include steel ball
NON-BALL BEARING HINGE Non-ball bearing hinges have no buffer between each knuckle, wearing down the hinge over time.
NRP HINGE NRP Hinges include a non- removable pin (NRP) for use with an outswing door unit.
SELF-CLOSING HINGE Self-closing hinges contain a tension spring that automatically closes a door each time it is opened.
bearings in between the knuckle for added support and stability.