Baxi Harness 3 Way Valve Pump Fan 720774401. This Baxi Wiring Harness 720774401 fits Baxi Neta-Tec Combi 24 GA, Baxi Neta-Tec Combi 28 GA, Neta-Tec Combi 33 GA. This also fits Neta-Tec Plus Combi 24 GA, Baxi Neta-Tec Plus Combi 28 GA and the Baxi Neta-Tec Plus Combi 33 GA.
