DIV230D4A, Diversitech, SpeediChannel, 230-D4A, 4" Line Set Cover, Brown (6PK)Product Details Made of UV resistant PVC material to resist the elements and provide lasting protection Line set 4" Speed Channel Speedily simply slides into place on a railing molding into the inside of the Speed Channel, allowing for single person installation. Specifications Collection SpeediChannel Color Finish Category Whites Color Finish Name White Elbow Degree 90 DD Fitting Size 1 4 in Fitting Size 2 4 in Fitting Sizes 4 in Height 1 3 4 in