Profile: Standard and Pochin Ltd supplies fans for use in cooling, heating, drying, ventilating and pneumatic conveying applications. Our products include discus centrifugal fans, impellers, lite and axial fans. The 3PX pressure fan range is designed for applications where high pressure, low air volumes are required, normally for the air volume range from 40 to 1600 cfm with pressures from 12 to 85 inches wg. Its casing are made of mild steel with mild steel coverplates/stools.