The Baxi tray drain pipe is a spare part for Baxi's Megaflo, Megaflo IE ERP, System IE, Gold, Gold ERP, Promax, Promax ERP, Titanium ERP, Duo-tec ERP, Platinum, Platinum +, Platinum ERP, Heatmax, Titanium, Duo-tec and Megaflo ERP boilers. A pipe in a boiler either allows water into a heating unit, including the mains water supply and pipework on a wall jig, or is found within an appliance and transports water between the various mechanisms that require it, such as the diverter valve and heat exchanger.