Browse Forums Heating, Cooling & Insulation Re: Wall cavity Insulation, need advice for retrofit to BV 4Jan 04, 2010 7:56 pm Condensation occurs when warm moist air meets a cold surface. Ventilation is one solution but then you lose all your heat and waste energy. The better solution is to make surfaces warmer i.e. insulation. Windows are most vulnerable to this but as you mention proper double glazing is expensive. There are cheaper (though less effective) methods of insulating windows that could mitigate your condensation (and mould) problem. Hey guys, what’s everyone opinion on James Hardie linea direct fix to frame? Would this be the most common method and anybody ever had any problems down the track? 0 5159 Firstly, if your house is still under builder's warranty (10 years in Victoria) you should have no need to crawl into roof space but let the builder handle it, unless you… 3 5640 Versaloc is a mortarless besser block system that still needs a properly engineered footing. If you just do a 400x200 footing it will fail in time. At 17m long you need it… 1 18028 |