Georg Fischer Variable Are Flowmeter - Short Version. A shorter more compact version of George Fischer's 350 series variable flow meters. Fitted with standard size cement sockets with a threaded joint for easy installation and disconnection they also feature a easy to read scale and float stabilising rod on sizes above DN50 to aid accurate measurement taking. Break-proof and corrosion-resistant Low pressure loss Suitable for liquids and gases Volume and % scale Install and remove radially with threaded joint Wide dovetail guide for easy fastening of limit switches Flow immediately visible with set-point indicators Orange-coloured PVDF float makes it easy to read the flow Fast connection with standardized cement socket