Product Application

Corner Trim

One Piece Corners

Belco XT® Corner Trim offers a cohesive single unit solution, eliminating the hassle of dealing with separate pieces subject to variable movement. Additionally, one-piece corners provide excellent resistance to wind-driven rain with fewer joints to maintain.

Save Time - Save Money

Builders save time and money during installation with our pre-primed, one-piece corners. With single stick installation, fewer cuts and joints, and a beautiful finished appearance, Belco XT® Corner Trim is truly a One and Done time saver.
Two story home featuring Belco corner trim on top story

Love Talking Trim?

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Application & Installation Information

Our one-piece corners are designed for functionality and ease of installation. With fewer joints to maintain, Belco XT® Corner Trim offers a cohesive single unit solution, eliminating the hassle of dealing with separate pieces subject to variable movement. Install corner board prior to installing siding. Leave 3/16” expansion gap at the butt joint, and caulk with a flexible paintable caulk. Use 8d galvanized fasteners, penetrating a minimum of 1-¼” into stud frame.

Typical Sizes

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