approach environmental responsibilty working at chh contact us welcome to carter holt harvey woodproducts nz we manufacture a full range of wood based building products including timber plywood lvl particleboard & decorative products . view site woodproducts australia we produce a range of innovative timber based products for internal & external structural & decorative uses . view site carters as a trade focused new zealand building supplies merchant we have just about everything you ll need for your next building project . view site welcome to carter holt harvey woodproducts nz woodproducts australia carters about us contact us 2016 carter holt harvey . terms of us privacy