Before beginning a new roof installation project, it is important to know the size of the roof. It is important to know the exact dimensions of each section of the roof, including dormers. Also, you should purchase at least 10% more material than you think you will need. This will cover any possible mistakes you may make during the project. Generally, a typical American home has approximately 1700 square feet of roof space. Here are some tips to help you make sure your roof installation project runs smoothly.

Starters are thin shingles placed between two layers of shingles. These are used to prevent water from running between the shingles. Starters are installed at six inches from the top of the panel, and are usually placed two feet apart. Once the starter shingles have been installed, you can begin securing the shingles. Use self-tapping screws to secure each panel to the substrate.

Another important part of a roof installation is the use of ice and water shield. This prevents water from penetrating the roof and damaging the wood decking. Ice and water shield should be installed at all roof penetrations, especially those made of wood. Water that penetrates through the ice and water shield can cause cracks in the wood decking, compromising the structure.

When it comes to choosing a contractor, make sure they’re licensed and insured. You can verify a contractor’s license number with your state’s licensing board. In addition, make sure to ask previous customers about the quality of their work. Avoid contractors who advertise great prices on their roofs, but may not be as professional as they seem.

Before installing shingles, you should make sure that the roof is completely level. You may have to remove old tar paper. The contractor should then inspect the roof’s deck for loose sheathing and nails. You should also replace any wood that has rotted because new shingles may shift on damaged wood. If you don’t check the roof’s condition carefully, you could end up with a roof that has leaks.

Roof Installation should also take into consideration the weather. Because rain can occur anytime of the year, the roof must be constructed to prevent moisture damage. It should also have a water barrier. A water barrier will protect the new shingles and prevent leaks. A drip edge is another way to protect the new shingles. This drip edge will prevent water from penetrating the roof and damaging your property.

Before your roof installation, make sure you let your neighbors know about the project. Noise from the roof installation process is likely to disturb the neighbors. Noise from hammering and scraping can be disturbing. If you’ve got sensitive family members or pets, consider moving them to a safe place. If you have pets, it’s best to relocate them to an indoor or outdoor space, preferably out of the home.

The materials used to install a roof are also important to consider. Some are more durable than others. If you’re budget-conscious, you can opt for asphalt shingles. A low-pitch roof can absorb more water than a high-pitched roof. Other options include wood, metal, and sealants. You can also add support by using a good drainage system.