Reducer tube connector NW63-50 (2½''-2'') Aluminium
Reducer tube connector NW75-50 (3''-2'') Aluminium
Reducer tube connector NW75-63 (3''-2½'') Aluminium
Reducer tube connector NW90-75 (3½''-3'') Aluminium
Y-connector NW63/63-63 (2½/2½''-2½'') stainless steel
Y-Piece NW75/75-75 (3''/3''-3'') stainless steel