ITT Dia-Flo - 1-1/2" -2" - Tri-Clamp, Stainless Steel & Teflon Diaphragm Valve - NEW. Thanks for looking and hopefully purchasing!! The item "ITT Dia-Flo 1-1/2 -2 Tri-Clamp, Stainless Steel & Teflon Diaphragm Valve" is in sale since Tuesday, June 8, 2021. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Valves & Manifolds\Other Valves & Manifolds".The seller is "sintrol" and is located in Gurnee, Illinois. This item can be shipped worldwide.