Hemlock Quarter Round Moulding can be used to give the appearance of an ornate moulding detail if used to cover a recessed connection area. 1/2-in x 10-ft Unfinished Pine Half Round Moulding. Finished white surface is ready to be installed or can be painted the color of your choice with 100% acrylic latex paint, even dark colors (consult installation guide for specifics) Each piece measures 3/4-in thick x 3/4-in wide x 8-ft long.3/8-in x 11/16-in x 8-ft Colonial Unfinished Hemlock Half Round Moulding. Royal PVC quarter round moulding profile 2689 manufactured in the USA from 100% white PVC.