Roof Pointing Mix
Advantages of roof repointing and rebedding.
Roof pointing mix. It s main purpose is to keep moisture out thereby protecting the roofing system and underlying bedding. 1 mix 3 parts sand to one cement. It seals the ridge cap to the standard tile or gable end. Meets astm c 270 specifications for type m mortar and meets south florida and metro dade building code requirements.
Our experience and expertise make us m. 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. Metro dade project number 11 1222 07. 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.
When either of these components becomes damaged or worn you may experience roof leaks and other types of roof damage. Once inside the moisture continues to do damage so repointing is a necessary part of home maintenance. Total roof restoration has been installing repairing restoring and cleaning roof across melbourne for over 15 years. 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.
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. Designed to set clay and cementitious roof tile. Loose flaky cement under ridge tiles. Repointing is the process of repairing damaged mortar in brick work masonry or roof tiling.
Broken cracked or otherwise damaged mortar is the primary entry point for moisture into the home. If an incorrect ratio is used this is the outcome click to enlarge. We encourage retail customers to use our click deliver or drive collect service. Covid 19 update to customers our metropolitan melbourne stores will remain open for trade customers only.
Strong cement isn t likely to wash out. Oldcastle sakrete roof tile mortar mix is a mixture of high strength masonry cement and sand. Visit us today for the widest range of cement products products. 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.
The bedding is typically made of cement mortar which was also commonly used for the pointing.