Do you need to sark a tiled roof well technically no however in some areas its use is mandated due to the new bal ratings for bushfire prone areas as well as cyclone prone areas.
Retrofitting sarking under tile roof.
You may use a staple or nail gun to fasten them with the rafters.
Roof sarking is a protective second skin under your roof installed when building a house doing home extensions a home renovation or roof restoration.
This will give you space to lay the sarking on.
Lay the sarking sheets on the roof cavity with care and precision.
It is light and easy to work with and you can fit it to roof battens between rafters or trusses.
1 strip the tiles add sisalation use batts between the rafters finish with gyprock or 10 mm mdf but not recommended because mdf is a better sponge than roof ceiling.
To sark or not to sark under roof tiles this is a question that many people ask when building or re roofing a home.
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.
To do this you will have to remove the capping on the ridges.
Dismantle all roof battens to enable you to install sarking beneath them.
Reflective foil roof sarking improves thermal performance by shielding the home from up to 97 of radiant heat when combined with an air space helping to provide a more energy efficient and comfortable home.
Sarking under tiled roofs.
Remember that blue foam is not a new deodorant 3 use foilboard in a similar way to blue foam.
Roof sarking is a pliable membrane that is positioned under your roof during installation of the roof by the builder.
You can t retrofit sarking without lifting roof sheets but there is a solution.
If you re just changing them.
Unfasten all the roof clips that hold the roof tiles down.
It is rolled out in sections with an overlap between each layer and provides a number of key benefits.
If some are damaged replace them with new ones after putting the tiles back.
Reinstalled original roof tiles and new tile clips rebed all ridge capping repointed all ridge capping with flexible pointing water tested to ensure no further water leaks installing heavy duty roof sarking to the roof cavity is great for added protection from the elements and reducing moisture in the roof cavity.
Then proceed with the following.
There is a product called foil board it is 10 mm polystyrene with reflective foil adhered both sides.
2 use blue foam straight across the rafters paint with acrylic paint.