This pipe serves as a spare part for various Baxi boilers, including Combi, Duo-tec, Duo-tec ErP, Megaflo ErP, Platinum ErP, System, System IE, Gold ErP, Promax, Promax ErP, Megaflo, Platinum, Platinum +, Gold, Heatmax, Performa, Titanium, Titanium ErP, Megaflo IE ErP, and Main Combi/Combi HE models. In a boiler system, a pipe plays a critical role, either facilitating water entry from the mains water supply and wall jig pipework or being situated within the appliance to convey water between different components like the diverter valve and heat exchanger.