TYs and YLs in Schedule Pipe and O.D. Tubing Fittings for vacuum systems, size 1.5" to 14" . Call 859-543-8524 for expert advice and to order by phone. Home Industrial Vacuums Portable Vacuums Central Vacuums Tube and Fittings Pipe & Tube Pipe Bends Standard ELs TYs & YLs Pipe Adapters Coup...