The first step in roof installation is to prepare the roof by cleaning and removing all debris. Then, you can apply an ice and water barrier along the edge of the roof. You can also install an underlayment to the bottom of the roof. After you have prepared the roof, you can apply the roofing adhesive to the underside of the membrane. Make sure that the adhesive is not too wet or too dry, as both can cause water damage.

The next step is to find a McKinney roofing contractor to complete the project. This professional will design the roof structure, which will consist of rafters and trusses. These elements must be placed in the right way so that the roof will support the weight of the entire home. If this is not done properly, it could result in roofing problems in the future.

The rafters are cut from framing lumber. You can also purchase prefabricated trusses that are composed of 2-by-4 members. They are then delivered to the construction site and craned into place. Next, the roof sheathing, which is usually plywood or OSB, will be installed. Older houses may also have tongue-and-groove sheathing boards. During the roof installation, make sure to pay attention to problem areas such as valleys, eaves, and areas where the roof meets the walls.

Besides the shingles and the underlayment, a proper roof installation also involves the installation of flashing. Flashing is installed after the underlayment is installed. It is installed in valleys where water tends to collect. It protects vulnerable joints and directs water away from the area. When done properly, the flashing will help the roof stay dry and prevent water damage.

Choosing the right roofing material is an important decision. Roofing materials should reflect the style and architecture of the home. For example, a traditional home should use slates and tiles, while a modern home will require asphalt or metal roofing. A professional roofer will give you expert advice on the material best suited for the style of your home.

The roofing season generally lasts from late spring until early fall. Some crews, however, extend the roofing season to take advantage of good weather conditions and less demand. This will lower the cost for you. You should also make sure that the contractor has an insurance letter for your project so that you can make sure that you are covered for any possible damages.

Another thing to consider when choosing a roof installation method is whether you plan to add a second layer of shingles. This will add more weight to the house, which could compromise the structural integrity of the roof and its supporting structure. Besides that, installing a second layer of shingles on top of the old one will cause the new shingles to look uneven and unattractive. This can also affect the resale value of your home.

In addition to checking the roofing materials used during the installation process, it is also crucial to check the overall quality of the work performed by the contractor. If there are any damages, the job will not have been completed properly. If the roof is improperly installed, it could even cause other parts of the roof to fail prematurely.