Amazing New Ideas

How-to-install-breathable-roofing-felt, spirtech is redland's high quality breathable felt, in the second part of this roofing system guide mat shows you how to install breathable roofing felt, the next step before installing battens.. Its going a bit ot, but i cant see the need for counter-battens the membrane would just be a straight replacement for felt. it will sag between rafters to allow any moisture to run down the slope, and there will be natural ventilation between the laths.