Browse Forums General Discussion 1 Nov 09, 2019 4:59 pm leaking upstairs verandah . .. scyon a hardies board was used and the specs in 2011 when used say to butt the boards together with the tongue and groove but apparently due to expansion this has caused a number of issues. Now they say you need a 5 mm expansion joint. So I’m trying to find out more info to see what to do next..can any help. Thanks 🤞 Thanks for clarifying. Sorry I misunderstood your point 7 7290 Hi there, I'm a conplete newbie to this, but I'm looking to put a floor down in my 6x9m shed. It's currently sitting on a 100mm thick concrete perimeter (dirt floor… 0 6573 Hi VK, Think it's worth investing time in an Owner Builder course to equip you with basic knowledge on Australian Building Industry and its regulations. Also, I suggest… 11 23879 |