What are two effective repair methods for slate roofing?

The most effective repair methods for slate roofing involve options that maintain the integrity and aesthetic of the slate itself. In this case, the use of slate hooks and screws is a process that allows for secure attachment of the slate tiles, ensuring that they stay in place despite weather variations and the natural weight of the tiles. Slate hooks are specifically designed for this purpose, as they provide a non-invasive method to hold the slates without penetrating through them, which could potentially lead to leaks.

Adding screws also provides extra security when dealing with wind damage or when slates are at risk of becoming dislodged. Utilizing these methods helps preserve the lifespan of the roof and maintain its proper function and appearance.

Since other options do not represent reliable or standard practices in slate roofing repair, they are not deemed effective. Using nails or patches may lead to problems like leaks if not done correctly, while calking and painting are generally not appropriate methods for repairing slate roofs, as they do not address the structural integrity needed in slate installation. Therefore, the combination of slate hooks and screws stands out as the correct choice for effectively repairing slate roofing.