What is the fine-grained topic of the following text: According to the National Roof Council, “85% of roofs that are torn off don’t need to be; they can be restored” using Fix My Roof’s liquid-applied silicone, which is 100% UV stable, withstands ponding water, and expands and contracts with the New Mexico freeze and thaw cycle. Only return the topic.
Restoring roofs with liquid-applied silicone by Fix My Roof