Hardie board siding can be found at home improvement stores such as Lowes, Home Depot and local building supply companies. For a list of retailers, you can enter your ZIP code on the James Hardie website.
Hardie board siding is made by James Hardie. Although there are other manufacturers of concrete siding, only that made by James Hardie can be called Hardie board. Hardie board comes in several styles such as Hardiplank, HardiShingle and HardiTrim. Varieties available will vary based on the retailer, but any style can be special ordered directly from James Hardie. Private contractors also sell Hardie board siding.