Prime-Line Products P 8121 Screen Retainer Spline, .120-in, Foam, Black, 500-ft

This screen retainer spline is constructed of springy polyethylene foam and it is black in color. Foam screen spline is an excellent substitute for vinyl spline, and it is used to hold screening materials to 7/8 x 5/16 extruded screen frames. This retainer spline is .120 1/8 inches in diameter and comes in a 500 foot roll.

This screen retainer spline is constructed from vinyl. It features a round hollow serrated core. This type of spline is used to hold screen material to window and screen door frames.