Roof Sarking Membrane

Roof sarking is a pliable laminated membrane that is positioned under your roof during installation by the builder and is rolled out in sections either parallel or perpendicular to the eaves with an overlap between each layer.

Roof sarking membrane.

Roof sarking installation is the process of positioning a flexible laminated membrane under your roof before installing the roofing material. In australia foil is the most common product used for sarking. Roof sarking is an thin insulating membrane that helps protect the roof space from water and dust. Tba firefly non combustible sarking tba firefly non combustible sarking breathable and non breathable is designed to be used as a water barrier vapour barrier or reflective insulation.

From the bottom up. It is fitted under the battens and made from a variety of materials such as felt foil or polystyrene. This is something that is required by law in almost all parts of australia. Insulation which should sit either between and under or between and over the rafters to get the required u value.

In bushfire prone areas flying embers cannot enter this space through the roof due to sarking protection. The flexible membrane is usually installed under the battens to provide thermal insulation and to prevent water and dust penetration in the roof space. Roof sarking is a membrane that is fitted during tile or metal roof construction. Sarking boards placed with a 2 3 mm gap in between each one.