Buy directly from Stainless Steel Nrv valve manufacturers in India. An Nrv Valve is a type of fitting that allows fluid to flow in just one direction. Ss316 Non Return Valve of various sorts is utilised in a wide range of applications. View Instument SS 304/ 316 Nrv Valve Price List, One way NRV Valves for liquid, suction, and hot gas flow control, and much more at one place. Visit Oshwin Overseas right now for more information! www.oshwin.com/stainless-steel-non-return-valve.html