Its been a While but heres an extended long video to make up for the time I haven't posted. Ive been seriously busy with the winter season upon us , as many of you are Im sure. Finding time to do this as well as my day job is very challenging. Ive made a real effort on this one loads of different stuff. Im wishing you all a Happy xmas. Lots of Vaillant and wb in here together with other tips and tricks.