THE FACT ABOUT SUB FLOOR VENTILATION THAT NO ONE IS SUGGESTING

The DPC must be installed in a way to ensure that it addresses the entire thickness on the partitions exactly where rendering is phenomenal.  Water homogenises with the soil. i.e. In the event the soil as part of your suburb is damp from many rain, then the soil down below your home can even turn into moist a result of the water homogenising throu