Another factor to consider is what is roof sarking type to choose according to roof shape e g.
Permeable wall and roof sarking.
The correct way to install a vapour permeable or vapour impermeable wrap for air tightness to properly leverage the products that are being installed.
This is a good type of roof sarking that reduces the risk of mould growth and structural decay.
Enviroseal proctorwrap roof sarking.
For this climate condition the best type to choose is a vapour permeable type.
Enviroseal proctorwrap roof sarking is a vapour permeable product that allows water vapour to pass through it whilst preventing the entry of liquid water and dust from outside.
Thermoseal reflective foil roof sarking is a non permeable vapour barrier product designed to reduce the transmission of moisture into the house.
Enviroseal rw is a durable and lightweight textile membrane with a soft construction designed to allow moisture to escape the inside of the home.
A tough weather barrier.
Wall wrap products enviroseal proctorwrap vapour permeable products enviroseal proctorwrap rw is a light duty triple layer spun bond vapour permeable wall wrap for use with brick timber steel fibre cement james hardietm sheeting products and hebel construction in residential and light.
Just like with the climate there are different.