For projects that call for vertical siding, HardiePanel® vertical siding provides value and long-lasting performance. As with all of our exterior products, HardiePanel® is engineered for climate and will stand up against the harshest weather conditions. When combined with HardieTrim® Batten boards, HardiePanel vertical siding gives you a traditional board-and-batten look. HardiePanel vertical siding comes with our strongest warranty ever; a 30 year nonprorated, transferable, limited warranty.