The Romans employed direct or clay piping to move h2o to bathhouses, residences and amphitheaters. As we outlined earlier, lead continued to become the go-to pipe for plumbing until finally round the 1930s when galvanized metal received in acceptance. Spot a coupling bolt on Every single bolt gap and tighten https://www.malleableiron-pipefitting.com/industry-knowledge/how-to-connect-non-threaded-galvanized-pipes.html