Supremo Line & Control manufactures Manual Lever Operated Butterfly Valve. Supremo Line & Control is an ISO 9001:2000 certified company. The Company also manufactures fluoropolymer PTFE, FEP, PFA lined SGI/WCB/SS/MS pipes, valve and fittings. This Butterfly Valve is used for isolating or regulating flow.The Manual Lever Operated Butterfly Valve has closing mechanism in the form of a disc. This Butterfly Valve has 100% bidirectional tight shut off. This Butterfly Valve is available in size ranging from 40mm to 300 mm.