Alternative Siding James Hardie Plank Products > Alternative Siding > James Hardie Plank 6 – 1/4″ Smooth Color Plus Hardie Plank 12′ per piece; 20 pcs per square 6 - 1/4" Smooth Color Plus Hardie Plank quantity Add to Quote SKU: HPREFINSM625 Category: James Hardie Plank Related products 7 – 1/4″ Smooth Primed Hardie Plank Add to Quote 6 – 1/4″ Cedar Mill Color Plus Hardie Plank Add to Quote 8 – 1/4″ Cedar Mill Primed Hardie Plank Add to Quote 8 – 1/4″ Smooth Primed Hardie Plank Add to Quote