In 1995 cement mortar was replaced with a flexible pointing compound for roof pointing.
Roof pointing mix.
The correct mix ratio is 3 parts sand to 1 part cement this is much stronger than bricklayers use 5 1 as the cement on the roof must withstand more driving rain than a typical brick wall.
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Check out our range of roof tile pointing products at your local bunnings warehouse.
March 23 2016 flexible pointing or flexi point is a water based polymer compound that adheres to roofing tiles and ridge caps on tile roofs in australia.
If an incorrect ratio is used this is the outcome click to enlarge.
If we re talking about common roofing jobs like pointing a chimney laying ridge tiles or flaunching the top of a chimney i would recommend a 3.
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Strong cement isn t likely to wash out.
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The bedding is typically made of cement mortar which was also commonly used for the pointing.
It s main purpose is to keep moisture out thereby protecting the roofing system and underlying bedding.
It seals the ridge cap to the standard tile or gable end.
1 mix 3 parts sand to one cement.
Shieldcoat s roofbond and flexible pointing system uses an all acrylic binder specifically recommended for new cement tile terracotta tile colorbond and corrugated iron roofs and roof refurbishment applications such as existing cement tile terracotta tile asbestos corrugated iron cliplock and colorbond roofs learn more about roof coatings.
Designed to set clay and cementitious roof tile.
When either of these components becomes damaged or worn you may experience roof leaks and other types of roof damage.
Broken cracked or otherwise damaged mortar is the primary entry point for moisture into the home.
Metro dade project number 11 1222 07.
Advantages of roof repointing and rebedding.
This ratio of sand to cement is ideal for exposed areas such as the roof without being stronger than the bricks or ridge tiles you are working with.
Jad our qualified roofing specialist teaches you how to point your tiles using monier s flexible pointing for ridge tiles in this instructional video.
Repointing is the process of repairing damaged mortar in brick work masonry or roof tiling.
We encourage retail customers to use our click deliver or drive collect service.
Oldcastle sakrete roof tile mortar mix is a mixture of high strength masonry cement and sand.
