Non- Return Valve with Flange End is made using quality grade polypropylene that ensures optimum performance for longer period of time. Non- Return Valve is offered in a size range varying from 1 inch to 6 inch. Non- Return Valve is available in a 3 piece design with 1 piece stem in full bore and Teflon seated construction. Non- Return Valve with Flange End has high mechanical strength and comes in corrosion resistant finish.