FLOWLINE 2 Reliable, accurate and efficient, the Elecro FlowLine 2 fully titanium heater is the ideal choice for in-ground pools, above-ground pools and spas. Features & Benefits Nine power options ranging from 2-kW to 24-kW Non-wired, requires connection to external contactor Robust, durable construction Ultra-reliable flow switch allows safe operation Fitted with temperature thermostat and overheating sensor Compact, durable design Analogue control with 1.2°C differential Titanium flow tube and titanium heating element(s) Can be floor or vertically wall mounted Vortex, long life, stay clean heating element technology 100% efficiency throughout product life Silent operation