Plaster J-Mold

Trim Purpose

Specs, MSDS, and LEED Information for Flannery Trims & Products

Flannery’s J-Mold is a termination trim that is used to terminate stucco, veneer plaster, drywall or wood panels. Typically installed where a stucco wall terminates at an opposing wall or dissimilar material, the J-Mold can act as a stucco stop. Select sizes of Flannery’s J-Molds are available with Aluminum Alignment Splices to ease the installation process and create crisp and clean butt joints and lines.

Product Details

Flannery’s Plaster J-Molds are standard extruded aluminum alloy 6063 T5 and have a .050” nominal wall thickness. Aluminum Plaster J-trims come in 10′ lengths and shall have a standard Clear Anodized Finish. Mill Finish (for field priming & painting), Chem-film finish, or other factory finishes, and custom paint orders are available. You can view our factory finishes to see if we have what you are looking for. If you do not see the finish, you are looking for, chances are we can color-match it or we already have it!

This product is also known in the industry as a JDM, JP, JD, and JS.

Part No. “A” Depth “B” Width Stucco Thickness Panel Thickness Stock Item
JPM 375 3/8″ 1″ 1/2″ 3/8″ Yes
JPM 50 1/2″ 1″ 5/8″ 1/2″ Yes
JPM 625 5/8″ 1″ 3/4″ 5/8″ Yes
JPM 75 3/4″ 1″ 7/8″ 3/4″ Yes
JPM 850-100 7/8″ 1″ 1″ 7/8″ Yes
JPM 850-200 7/8″ 2″ 1″ 7/8″ Yes

Install all Plaster J-Molds using full ten-foot lengths wherever possible. Attach the J-Mold to the framing with nails, screws, or other approved fastening methods. All J-Molds must be cut accurately and installed with tight, neat joints. All nailing flanges must be covered with lath and all butt joints must be sealed. Manufacturer recommends that a carbide tip blade along with lubricant be used when cutting any aluminum trims.

Flannery offers prefabricated intersections and corners for intricate building designs that utilize intersecting lines and bands on exterior walls. Prefabricated intersections and corners are mitered and then welded together at their attachment flanges, then vinyl tape is applied to the back of the reveal to prevent water intrusion. Factory welded intersections and corners come with 6” legs, however custom leg lengths can be ordered.

Flannery can radius Control Joints when the trim runs along a “curved” or “radiused” plane. Radiused material is bent to a project’s dimensional requirements and is considered a custom product. Download the Radius Form or view all of our radius forms.

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