Garlock is a US manufacturer of industrial sealing products, part of Enpro Industries. Its product range includes gaskets, pump diaphragms, expansion joints, compression packing and other sealing components for fluid-handling systems.

For semiconductor facilities, Garlock supplies sealing products for ultrapure water, chemical distribution, specialty waste, wastewater, cooling water, compressed air, central vacuum and tool exhaust systems. Its semiconductor offering includes PTFE-based gaskets intended for high-purity and chemically aggressive services, including non-metallic piping systems such as PVDF, PVC and CPVC.