Description
Metal L-Trim #200-B (M20B), 8 ft / 5/8 in
Metal L-Trim is used to provide a clean finished edge at door and window openings or when wallboard abuts dissimilar surfaces such as suspended ceilings, beams, plaster, masonry and concrete.
This product is intended for:
- L-Trim is installed after the gypsum panels are already in place, unlike mud-on J, which must be installed during gypsum panel installation.
- L-Trim is easily attached with screws or nails after the panels are in place.
- Installation is completed with joint compound for a smooth ready-to-paint surface.
Works with:
- Metal lath and stucco on the wall.
- Screws or nails and staples to fasten, as the product allows.
Choose yours: pick the length and width
- M20B: Width 1/2 in, Length 8 ft; 50 pcs per carton
- M20B: Width 1/2 in, Length 10 ft; 50 pcs per carton
- M20B: Width 5/8 in, Length 8 ft; 50 pcs per carton
- M20B: Width 5/8 in, Length 10 ft; 50 pcs per carton
Key facts
- Hemmed front flange for rigidity.
- Knurled, perforated flange enhances joint compound adhesion.
- Easy to attach and finish.
- Sharp edges: wear leather gloves.
Install
- This product has sharp edges and may cause cuts.
- Wear leather work gloves when handling.
- Metal L-Trim can be installed using a variety of methods.
- Staples Measure the wall height and subtract 1/2 in. Measure and cut the L-Trim using aviator snips.
Video not showing? Watch the install video on YouTube.
Documents
Submittal / spec sheet | Safety data sheet
All documents (8)
Submittals, codes and design data
Safety and sustainability
- SDS For ASTM A653 Steel Finishing Products
- Health Product Declaration, A653 steel: what the steel is made of and any health concerns, for green-building submittals
- LEED summary letter, steel: how these steel products count toward LEED credits
- Environmental Product Declaration, cold-formed steel: the carbon and environmental footprint of the steel, used in green-building submittals
- Living Building Challenge requirements, steel: what the steel discloses for Living Building Challenge projects
- Build America, Buy America letter, steel: statement of domestic content for publicly funded jobs
Official page: clarkdietrich.com. A PDF opens in your browser. DWG files need CAD software.
Special order item. Request a quote and our team will confirm price, availability and quantities for your job.
Product Specifications
Application | Commercial Beads, interior finishing |
Dimensions | width 5/8 in |
Length | 8 ft |
Material | Galvanized steel |
Package Quantity | 50 pcs per carton |
Product Type | Drywall Trim and Edging |


