Vaillant 0020135138 Fan from brand-new unused boilers
Vaillant 0020135138 Fan GC No: 41-044-78. From Vaillant ecoTEC Plus 612 VU 126/5-5 A R4. (It's always best to check with your GC Number & Serial Number). Ecotec Plus 615 VU 156/5-5 R2 2013-2015. Ecotec Plus 615 VU 156/5-5 R1 2012-2013.