gday everyone just signed up to this site im a self employed plumer and gasfitter. ive learnt some things off this site and am amazed at the differences in materials and styles compared to use . in victoria oz we use a self certification system with compulsory insurance its a random auditing sysem with a target of 5% of all certificates only under ground drains require inspections book aand that has a 5% rate as well suffice to say ive only had 1 in my life it encourages the cowboys thats for sur anyway im looking forward to more great reading and having my eyes opened to a whole new world cheers brad:thumbup: