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For roofs, it is best to use Portland cement due to its high durability and strength. This type of cement is often used to make concrete and mortar, and can be combined with aggregate such as sand and gravel to create a strong and waterproof material.
For roofs, it is best to use Portland cement due to its high durability and strength. This type of cement is often used to make concrete and mortar, and can be combined with aggregate such as sand and gravel to create a strong and waterproof material.
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