Black Teknigas also uses its ties with other key members of the Watts Industries family to advance its offering, drawing on their expertise in electronics, tube manipulation and plumbing and heating products As a division of Watts Industries, one of the world's leading manufacturers of valves and controls, Black Teknigas is truly going from strength to strength We can now claim to offer one of the largest and most diverse range of gas control solutions available anywhere, serving clients of the calibre of British Airways, the Royal Air Force, the London Underground and the BOC Group