Prime-Line 0.270 in. x 500 ft. Roll Black Foam Screen Spline

This is a foam screen retainer spline designed to be use for securing various types of screen fabric into a window screen or screen door frame. 0.270 inch (17/64 inch) in diameter. It is a top quality, round, smooth polyethylene with a flexible foam core. This is also an excellent substitute for the metal spline used on most Andersen window screens. Color is black. 500 ft. per roll.