Insulated metal panel and phenolic ductwork manufacturer Kingspan said a number of its products are now certified by the Greenguard Environmental Institute.
Hiroshige Seko, Japan’s minister of economic trade and industry, has said the U.S. decision to impose tariffs could disrupt the world’s markets for the two metals.
Officials with the European Union say it looks increasingly unlikely that they will be able to reach an agreement with the White House to permanently exempt the 28-nation bloc from the steel and aluminum tariffs.