Marking Decades of Experience

An independent, employee-owned third-party certification and testing agency with three divisions.  BUILDING PRODUCTS works to certify manufacturers of structural and non-structural engineered wood products (like plywood, OSB, LVL, MDF, particleboard, rimboard) and structural adhesives; MANUFACTURED STRUCTURES does design and inspection of manufactured structures in more than 40 states; HEARTH PRODUCTS tests and certify solid-fuel and gas heating appliances.  

Based in Wisconsin, with laboratories in Wisconsin and Oregon, and clients in more than a dozen countries. PFS and TECO TESTED certification marks are Marking Decades of Experience!

Building Supplies

PFS TECO

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