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Shutter Terminology

To really make the best decisions on shutter style and installation, it helps to speak the language.

Applied Moulding:

Moulding added to the front and or back of the shutter as an accent or to hide joints.

Arch Top:

A curved top on a shutter.


The horizontal cross piece of a board and batten shutter.

Beading Detail:

A half-round edge that parallels the stile; sometimes used in conjunction with rabbeting.

Bermuda / Bahama Shutter:

A shutter providing shade and some storm protection. Bermuda shutters typically are hinged from the top and tilt out from the bottom.


Two shutters that are connected, often using a butt hinge.

Bleed Through:

When tannin acid leaks out of the wood onto the painted surface leaving an unsightly mark.

Brick Mould:

Moulding used around the exterior of a window frame to add an extra decorative touch. A good location to mount the plate pintel portion of a shutter hinge.

Bullet Catch:

Installed on the back of the shutter and used as a hold back.

Butt Hinge:

A hinge secured to the butting surfaces rather than to the adjacent sides of a frame. Used in bifold shutters.


A formed strip of copper placed over the exposed top of the shutter to prevent moisture from entering joints and destroying paint.


The frame around a window sash.

Cottage Style:

A two-paneled shutter in which the top is a bit smaller than the bottom. Usually a 40/60 split.


Special shapes or patterns cut out of a panel of a raised panel shutter (most often the top panel) or the center boards of a board and batten shutter mainly for accent purposes.


A rounded wooden piece fitting into adjacent pieces to secure a mortise and tenon.


can also be called a peg.

Expansion Shield:

Used for securing a screw or bolt in a hole in masonry, concrete or stone.

Fine Grain:

High quality type of wood most often occurring in slow growth lumber. It's stronger and better resists twisting and other changes.

Fixed Louver:

A louvered shutter whose louvers are not operable.


The application of zinc to steel to stave off rust and deterioration.

Hammered Bevel:

Shutter hardware whose edges have been hammered to get a rough-hewn look.


Working metal by hand with heat and hammering tools. Primitive way to make shutter hardware.

Hook Latch & Eye:

One kind of shutter hold back.

Jamb Mount Hinge:

Hinge secured to the interior edge of a window casement.

Louver Direction:

The direction in which movable louvers pivot or fixed louvers are angled.

Louver Pitch:

The angle of the louvers on a fixed louvered shutter.


A notch, groove or hole in the stile to receive a tenon on the cross rail of the same size.

Mouse hole:

A notched hole on the cross rail where the tilt rod of a movable louvered shutters rests.


The distance a working shutter will have to move between the mounting surface of a hinge and building's surface to close.

Overlap Rabbeting:

A shutter with the wood removed on the edge of one stile and the opposite edge on the opposing stile so the closed shutters completely interlock.


Same as Overlap Rabbeting.

Pair Width:

The total width of the two shutters when together in the closed position.

Panel Configuration:

The way in which shutter center rails are situated.


Same as Dowel.


The "male" part of the shutter hinge that the strap mounts on and can pivot.


The top, bottom and center horizontal portion of a shutter that separates the panels or sections of slats.


The window casement or moulding portion that can still be seen once a shutter is installed.

Slide Bolt:

Shutter hardware used on the exterior to secure the shutter when it is closed.

Shutter Dog:

Piece of hardware that holds the shutter in the open position but also enables additional decorating options.

Shutter Field:

The distance between rails in any shutter that contain either louvers or a panel.


The joinery pieces that make up the vertical side frame of a shutter.

Strap Hinge:

A shutter hinge secured to a shutter where the female end is placed over a Pintel resulting in the hinge's swivel movement.


A resin found in many types of wood.


A projection at the terminus of a rail designed to be inserted into a mortise, resulting in a joint.


The upright strip of wood used to operate working louvers.

Window Seat:

The place where a shutter sits when closed.