Kleer Lumber, LLC, an industry-leading manufacturer of extruded free foam cellular PVC building products, recently announced that its cellular PVC trimboard product line has achieved recycled content certification. The certification has been awarded by Scientific Certification Systems (SCS), the leading U.S.-based third-party certifier of environmental claims. SCS certifications are recognized by organizations like the U.S. Green Building Council and National Association of Home Builders. According to SCS, their certification shows that Kleer has submitted its trimboard products to rigorous scientific review by an independent third-party, ensuring customers that the product label represents the factual percentage of recycled PVC content.