Estimating transport CO₂ for imported WPC decking — What should be confirmed before ordering?

Transport comparisons need shipment mass, route, transport mode and appropriate emission factors. Distance alone cannot establish the total carbon advantage of one WPC product. Confirm the three project checks below with the supplier and the responsible designer. A sample establishes appearance, not approval of the complete installation. Shipment and route data; Consistent factor units; Clear transport-only boundary