Flow inverteur ●Front Inverter (patented) for flat-bottomed pans ●Rear Inverter for ridged pans Designed and developed at L.S. Bilodeau, the flow inverter reduces calcification in maple sap and syrup. The flow is inverted during production and thus causes no time-wasting stoppages. Flow inversion reduces the need for pan maintenance. Simplicity, signed L.S. Bilodeau. ● Inverts flow direction between pans ● Reduces calcification ● Production is not interrupted ● Reduced maintenance ● Stainless steel valves optional ● 2 or more front pans