A Double Pipe Heat Exchanger is one of the simplest and most effective types of heat exchangers, widely used for transferring heat between two fluids. It consists of two concentric pipes — one inside the other — where one fluid flows through the inner pipe and the other fluid flows through the annular space between the two pipes. This design provides efficient heat transfer, easy main... https://www.unitedheatexchangers.com/heat-exchanger/Double-Pipe-Heat-Exchanger/