PL14080 3/4" x 5/16" SCREEN FRAME 94" WHITE | Prime-line 5/16 in x 3/4 in 0.020 roll formed aluminum screen frame is typically used on sliding aluminum windows. also on storm doors and mobile homes. Prime-line screen frames are manufactured with a slight camber (bow) that provides tension to the finished screen. This features helps eliminate wrinkles in the screen fabric. The screen frame accepts up to 0.150 vinyl spline and uses miter (angle) cut or square cut plastic screen corners.