This LCA study was done in accordance with the cheap outdoor wooden flooringprinciples and guidance provided by the International Organization for Standardization (ISO) in standards ISO/DIS 14040 and ISO/DIS 14044. The LCA azek decking prices per square footprocedures and findings were evaluated by a panel of external reviewers in accordance with Section 6 of ISO 14044. The external reviewers confirmed that the LCA followed cost of composite wall profilingthe ISO standards and that the comparative assertions were done using equivalent functional units and equivalent methodological considerations.