With composite siding such as boral s truexterior siding over a ventilated rain screen and with properly executed flashing at the windows and doors the walls on the fhb house will be able to handle rain just fine.
The overhang of a roof.
The length of the overhang depends primarily on the climate.
Overhangs on all four sides of barns is common in swiss architecture.
But are they really necessary.
Overhangs are common in most house designs providing protection against both wind and rain.
An overhanging eave is the edge of a roof protruding outwards beyond the side of the building generally to provide weather protection.
Roof overhangs at the eaves and rakes protect the walls below from rain and sun.
That is their functional purpose.
They also help to frame windows on upper stories.
Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction.