E2/AS1 and WANZ WIS offer two different solutions to window head flashing details with bevelback weatherboard cladding installed over a drained and ventilated cavity. What are the differences?

E2/AS1 provides an Acceptable Solution for head flashing design with bevelbac...

We know from news reports that decks and balconies can be a significant area of concern in terms of the effect they can have on the weathertightness of a building, the durability of the components used to construct them and, over time, their structural adequacy.

E2/AS1,...