Browse Forums DIY, Home Maintenance & Repair Re: Crack on exterior wall 9May 27, 2009 8:48 pm or the substrate... does the render cover an old penetration? ie a window? Freeze/thaw can do it, also heat/cold. Thermal coefficients catches many out Topical coatings and changing substrates, make it quite difficult to avoid cracking at the old site, sometimes construction jointing or control jointing is needed to avoid future maintenance Where you are coming from is where you are going to... Most likely poor foam installation and render installation, Joint covered with render, foam could be sitting on flashing. Do you have any render at house 4 9315 Hi, Currently building, we are on a sloping block so we have from floor level to the roof in axon cladding. Below floor level to the ground I want to put brick facings /… 0 4480 Thank you again Simeon.. I will call my certifier for that. Have a good day 4 5191 |