sorry has anyone got the fitting instructions for this valve system the could scan me, mine was in the house when moved in and not got any - managed to get a shcematic from the siamp site.
http://www.siamp.com/index.php?option=com_hotproperty&task=view&id=61&Itemid=42
http://www.siamp.com/index.php?option=com_hotproperty&task=view&id=61&Itemid=42