Dwyer VFA-27-EC Visi-Float® Acrylic Flowmeter is a reliable and accurate component for measuring flow rates of compatible gases and liquids. With a 5% accuracy for VFA and 3% accuracy for VFB, it ensures precise measurements. Designed for vertical mounting, it features a durable construction with acrylic plastic body, nickel plated brass metal parts, and SS float. It has a pressure limit of 100 psig without a valve and 100 psig with a valve. The process connection is a 1/8" female NPT, with some ranges having different connection options. Scales are available in 2" and 4" lengths, depending on the range.