Visit The Home Depot to buy James Hardie 5/16 In. x 4 Ft. x 8 Ft. HZ5 Hardie Panel Cedarmill 617950. ... HardiePanel HZ5 5/16 in. x 48 in. x 96 in. Fiber Cement Cedarmill Vertical Siding Panel. ... Allura Fiber Cement siding delivers the beauty of wood panel siding with authentic cedar wood grain. The highly durable low maintenance design will ...