Glossary of Common Exterior Shutter Terminology A-D

We know that the options out there for exterior shutters are many and sometimes they can be confusing, especially with different terms about exterior shutters being used in different regions. Plastic shutters or vinyl shutters? Island shutters or Bahama shutters? To help you make some sense of it all, we have provided this glossary of common exterior shutter terminology. However if you still have a question, feel free to contact us for assistance.
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TermDefinition
½ round See half round.
½ round shutters See half round shutters.
¼ round See quarter round.
1/8 round See elliptical top shutters.
acorn A tapered end of a lag bolt that inserts into a spring steel receiver to hold a shutter in the open position. This is similar concept to how cabinet doors are held closed using a roller and spring latch.
arch top shutters Shutters that are constructed in such a way that the top width of the shutter has a specific high side and low side, usually either ¼ round or 1/8 round (also called elliptical).
batten The horizontal cross pieces on board and batten shutters.
beaded A routed shape usually a ½ round approximately ¼" on the side style front and back.
beading See beaded.
bi-fold shutters Shutters that are attached to the wall with one set of hinges and also have another set of hinges in the center of the shutter vertically. Bi-fold shutters are literally folded over twice when opening and usually held in the open position using shutter tie backs.
board The vertical pieces of material in board and batten shutters (or siding)
board and batten A building style consisting of wide boards or sheets of plywood set vertically with butt joints covered by battens.
board and batten shutters Outdoor shutters that are made of vertical boards and horizontal cross members called battens. The battens are used to fasten the shutter assembly together and support the vertical boards.
bullnosed wood A rounded edge, corner or projection comprised of wood. The rounded part of the louver's edge is known as a bullnose.
cap A metal protective inverted "U" shaped cover for the exposed top of a shutter. Usually made of copper, galvanized steel, or more recently, plastic variants.
capping See cap.
cathedral top A decorative pattern cut into the top rail of a louvered shutter, making the top appear bowed on the bottom (or inside) edge.
cedar shutters A type of wood shutter. The wood comes from any evergreen tree of the genus Cedrus. These species are proven resistant to termites and moisture absorption.
closed louver Horizontal slats that are joined in a continuous fashion. Typically either in MDF (medium density fiber), stacked bullnosed wood, or a CNC routed panel of other material.
closed position For operable shutters, closed implies that the window is fully or partially covered with the outer edge of the louvers facing downward to shed water.
composite shutters Shutters that are constructed of multiple components, usually, wood fibers, resins, and glues.
curb appeal A real estate term used to describe the initial impression of a home. A home that is said to have curb appeal will entice more prospective home buyers to view the inside.
custom shutters Shutters that are built to fit a specific size of window. Since window manufacturers do not use a standard size and window openings may vary, it is often necessary to order a custom shutter size. Custom shutters are sometimes alternatively known as customized shutters, made to order shutters, made to measure shutters, tailored shutters, or perfect shutters.
cut outs Special shapes like a moon, a tree, or another theme that are cut from a raised panel or board and batten shutter for decorative purposes.
cypress shutters A type of wood shutter. The wood comes from a coniferous tree constituting the genus Cupressus. This type of wood is prized for its milling functions.
decorative shutters Shutters that are used to enhance the appearance of a house. They are fixed in place and cannot be opened or closed. Alternatively referred to as decorative window shutters, decorative house shutters, non-functional shutters, or faux shutters.
direct mount kit All the screws, spacers, and plugs necessary to mount shutters with no exposed screw heads visible.
discount shutters Shutters that are sold below full retail cost. ShutterContractor.com sells many exterior vinyl shutters below wholesale cost.
dormer A vertical window in a projection built out from a sloping roof. The windows are sometimes referred to as dormer windows.
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