How do I know if I have Weyerhaeuser brand hardboard siding?
Refer to the product identification information available on this website. Ask the builder of your property. Remove a piece of the siding to see whether "AHA 10" or "AHA 20" is stamped on the back. Take a piece of the siding to a local building
Weyerhaeuser ( or ) is one of the world's largest private owners of timberlands. It owns or controls more than 6 million acres of timberlands, primarily in the U.S., and manages another 14 million acres...