A roof can naturally reach to the end of its useful life without any roof damage or failure. Even if you are doing a preventive maintenance on your home, roof with time might look old and worn out. It is always in best interest to replace the old roof as it might initiate a bigger problem later down the road. Hence, watch out for the warning signs to give yourself an ample of time to replace your roof. Here are some of the potential signs that your roof may need to be replaced. 1. When the Shingle edges are curled or shingle tabs are cupped. 2. When you find bald spots where the granules are missing. 3. Cracked shingles. 4. In case your roof is at least 20 years old, even though shingles are produced for durability, there are some factors which can accelerate the aging of the single. For example, the shingles might be negatively affected if your roof is not properly ventilated. 5. When the roof of your house looks old and worn out. 6. When you find that your neigh...