Mastic premium siding stands up to extreme weather, requires little maintenance, and is an eco-friendly choice for families. Best of all, it’s covered with an industry-leading V.I.P. limited lifetime warranty backed by Ply Gem, the 75-year leader in pioneering performance home exteriors. Mastic offers vinyl siding styles in all the most popular variations. Lap siding or clapboard, board and batten, and cedar shake. All vinyl siding is made to look like wooden siding.