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The Extrutech 45 Degree J-Trim (Item# P0145 ) provides a quick, attractive way to give your project a clean, finished look at 45 degree inside corners and vaulted ceilings.

The 45 Degree J-Trim has an overall width of 2 5/16" and nice wide nailing fins. With 3/4" coverage for each side of our 1/2 thick liner panels. The trim is available in 8' Foot and 16' Foot lengths.

Extrutech Plastic's 45 Degree J-Trim is made of an exterior grade, hard, dense, rigid polymer, with a smooth surface for easy cleaning.

Trim can be cut with a standard power miter saw using a fine-tooth blade. Fasten with truss-head screws 16" to 24" on-center and as required with silicone caulk per installation instructions and industry standards.
Unit of Measure



N/A Engineered Polymer
Color1 N/A White

Available Lengths

N/A 16 ft8 ft
  • 1 A 20% charge will be added for custom cuts, and /or colors. Volume discounts are available.