D D DIYnotBot 3 Nov 2008 This image is referenced in the forum thread 'perhaps one for the DIY disasters section...'
D D DIYnotBot 5 Nov 2008 This image is referenced in the forum thread 'Potterton PTT1 and PTT2 wiring problem'
D D DIYnotBot 5 Nov 2008 This image is referenced in the forum thread 'Potterton PTT1 and PTT2 wiring problem'