Rotor black Din=21mm, Dout=64mm W15-5 (clockwise rotation, 35mm sleeve)

This part uses the following part numbers: Baxi - Ariston - Biasi - Ferroli - Fondital - Viessmann - The part is compatible with the following boilers: Ferroli Domiproject D Ferroli Divatech Ferroli Divatop Ferroli Diva C / F Ferroli Domicompact Fondital Victoria compact Baxi Main-5 Baxi Eco compact Biasi Rinnova Viessmann Vitopend 100 WH1B