Profile: Cook Compression Ltd. supplies an array of compressor components including valves, packing, piston rings, riders, wipers, rods, pistons, cases, cylinders and liners. We are an ISO 9001:2000 certified company. We also offer services and systems to install, control, monitor, maintain and repair compressor components. We manufacture complete valve assemblies as well as plates, discs, rings, buttons, poppets,damper plates, spring plates, leaf springs and other metallic & non-metallic components. We also provide premium piston rods for all models of compressors.