Roofing contractors in tomball are professionals who specialize in roofing. A roof is a major investment and should last at least 20 years. If you have a leaky roof, you could be wasting money on repairs. You may not realize how much water damage a leaking roof causes until you start seeing mold develop inside your home. When you hire a professional roofer, they will inspect your roof thoroughly before giving you any estimates. They will look for cracks, damaged shingles, missing flashing, and other problems. Once they find these issues, they will give you a free estimate of what it would cost to fix them. After you get their estimate, you can decide if you want to go ahead with the project.