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A pediment over a door with a pilaster on each side is the classic door surround. It makes a plain entry, fireplace or interior opening look built in. Spectis pediments and pilasters are molded high density polyurethane (HDP), shipped primed and ready for paint, and they are cut and fastened much like wood trim. This guide covers the pediment styles Spectis makes, how to size a pediment and pilasters to your opening using the Spectis entrance system chart, where a surround works indoors and out, …

Pediments and keystones are two of the fastest ways to give a plain window or entry door real presence. A peaked or arched pediment sets the frame; a keystone anchors it. Both are lightweight, factory-primed HDP urethane, so they install with basic tools and no special equipment — but a little planning up front makes the difference between a crisp, symmetrical installation and one that looks slightly off from the street.Before You Start- Confirm that the width of your pediment or crosshead …