Your roof is one of the most important elements of your home. It has to face what the worst of the weather and the elements can throw at it. It needs to be tough, strong and resilient. Without the protection of the roof you will find that the wind and rain will soon start to penetrate the house and cause you and your family no end of problems. There is also a good possibility that the house will suffer some long lasting damage as water can be incredibly destructive. This means that the roof needs to have decent Roof sealant. That can be covered by companies like https://www.ct1.com/product-applications/ct1-the-ultimate-roof-sealant/ and the products that they have.
The question is how long does the sealant need to last on the roof for. The answer to that is “as long as possible” The last thing that you are going to want to do is keep on replacing the sealant every year or even more frequently.
The role of roof sealant is to make sure that the beams of the roof are protected and kept damp and water proof. It is the kind of job that you want to get done and then forget about for several months and years if it can be helped. Making sure that you have the right sealant in place will certainly give you one less thing to worry about