Building materials supplier Tarmac has launched a circular economy initiative aimed at reducing resource consumption in construction. The company positions the move as a commitment to sustainable building, though specific targets, timelines and investment volumes have not been disclosed. Construction accounts for roughly 40% of global raw material use, making genuine circular approaches critical. Industry observers note that meaningful change requires transparent metrics and third-party verification, not just corporate messaging. Whether Tarmac's initiative delivers measurable impact or remains primarily a marketing exercise will become clear only through implementation.