Profile: Meridian Controls Ltd supplies dust extraction components for both the dust and fluid control industry. Dust filter components include diaphragm pulse valves, diaphragm kits, electronic pulse controllers, filter bag cages, header tanks, precision blow tubes and cartridges. Diaphragm pulse valves are designed for service in reverse pulse type dust filters, these are solenoid operated diaphragm valves used for automatic filter cleaning. We offer a broad spectrum of general purpose solenoid & pressure operated valves, in a variety of materials and sizes.