This part uses the following part numbers: Baxi - 63041310091P Federica Bugatti - H3101081334010 Baltgaz - 20490565 Baltgaz - 20491081 Kentatsu - 7021820019 The spare part is compatible with the following boilers: Baltgaz Turbo Baxi Eco Nova Federica Bugatti ECO Baxi Eco Classic Kentatsu Nobby Smart
