150221 Vaillant Überströmventil für VC-W 204, 254, 66 - 256 (2,5 m) VC 105 E, VC 105/2 E, VC 107 E VC 166 E, VC 206 E, VC 256 E VC 194 XE-C VC 194/2 XE-C VC 195 E-C VC 195/2 E-C VC 204 XE, VC 254 XE VC 204/2 XE, VC 254/2 XE VC 205 E, VC 255 E VC 205/2 E, VC 255/2 E VC 64 XE, VC 104 XE VC 64/2 XE, VC 104/2 XE VC 66 E, VC 106 E VCW 194 XE-C VCW 194/2 XE-C VCW 195 E-C VCW 195/2 E-C VCW 204 XE, VCW 254 XE VCW 204/2 XE, VCW 254/2 XE VCW 205 E, VCW 255 E VCW 205/2 E, VCW 255/2 E VCW 206 E, VCW 256 E