Roof Sarking Insulation

If rain enters the roof it can wet insulation making it less effective and cause ceiling staining in plasterboard.

Roof sarking insulation.

Enviroseal proctorwrap roof sarking is an additional layer of protection installed under tiles to minimise weather related water damage such as wind driven rain entering the roof cavity. Once your roof is. Acts as an effective secondary skin to your home or building to minimise draughts thereby allowing bulk wall insulation to perform more effectively. Aside from providing insulation and leakage protection.

If you find a tear in your sarking the insulation that it provides will be less efficient. A strong reinforced pliable building membrane designed for use as sarking under residential and commercial metal roofs. Whether it s as reflective thermal insulation a protective second skin against burning embers in a bushfire area or as a way to control condensation csr bradford has a sarking solution to suit your needs. Colorbond steel is designed to be thermally efficient but because roof sarking has a high reflective quality it will improve the thermal performance of the roof even more helping to keep your house cooler in summer.

Thermoseal reflective foil roof sarking is a non permeable vapour barrier product designed to reduce the transmission of moisture into the home and contribute a reflective air gap r value to the roof system when positioned to adjacent to an inward or outward facing air cavity. Sarking and the building code of australia. How to repair roof sarking. It is fitted under the battens and made from a variety of materials such as felt foil or polystyrene.

It is mandatory under the building code of australia bca that all tiled residential roofs regardless of roof pitch with a rafter length greater than 6 metres must be sarked. If rain enters the roof it can wet insulation making it less effective and cause ceiling staining in plasterboard. Sarking boards placed with a 2 3 mm gap in between each one. Thermoseal roof sarking is a protective second skin installed under tiles to minimise weather related water damage such as wind driven rain entering the roof cavity.

Sarking provides a vapour barrier. In australia foil is the most common product used for sarking. Insulation which should sit either between and under or between and over the rafters to get the required u value. During metal roof insulation sarking is installed first providing some protection against the rain during the installation process.

Combined with a protective waterproof cover sarking ensures that your property is kept dry while your roof installer executes your metal roofing installation. There s only one opportunity to install roof sarking and that s while you build. Roof sarking is an thin insulating membrane that helps protect the roof space from water and dust. What is roof sarking.