First Wood Treatment Process to Receive EPP Status. The Koppers MicroPro® technology is the first treated wood process to be EPP (Environmentally Preferable Product) certified by Scientific Certification Systems based on a Life Cycle Assessment.
Lighter “Natural” color.
More natural wood appearance.
Because of its lighter color – Better paint and stainability.
Better corrosion protection for exterior code-approved fasteners and hardware.
End-uses include interior and exterior above ground, ground contact, and fresh water immersion.
US treated wood warranty programs.*
Approved for aluminum contact.**
Building code compliant. ICC – ES Reports ESR-2240.
American Wood Protection Association (AWPA) standardized wood preservative.