The Meriam MFC 5150 VIP Kit is the most advanced and comprehensive flow measurement kit on the market. It includes everything you need to measure flow accurately and reliably, including a precision flowmeter, a variety of probes, and a carrying case. The MFC 5150 VIP Kit is also the only kit that includes Meriam’s patented VIP (Virtual Impactor Probe) technology, which provides the most accurate flow measurements in the industry.