OEM parts. Pour: Chaudière WHKA combi ventouse 29kW BE. Corps Vitopend 200 double serv. Ventouse. Vitopend 200-W s.S., syst.Vent24kW. Vitopend 200-W syst. Ventouse 24kW. Vitopend 200-W WHKA 24 kW, DS. WH2A 24kW ventouse simple service ....Liste non exhaustive.