Before hiring a roofing contractor, you should ask what they require from you. You need to know the type of material the roof is made of, what the warranty covers, and other details. You also need to have a building permit to prove that the contractor followed building codes. An insurance letter is also important, as it proves that the contractor has adequate insurance coverage for your project. It’s also important to know whether or not the roofing contractor’s employees carry liability insurance, as it may affect your warranty.
The installation phase may last from one to seven days. Once all necessary permits have been obtained, the contractor will order materials and finalize his plans before starting work. If the project is large, it can take a week or more. Then, the installation process can begin. Once the contractor has completed the planning phase, the contractor will order the materials and get to work on the roof. In many cases, the installation of a new roof can take up to a week.
Improper roof installation can cause other problems. Poorly installed roof parts can lead to the premature failure of other roof parts. Improper installation can also void a manufacturer’s warranty. Incorrectly installed roofs will typically require a replacement within two years. Some signs of an improperly installed roof include lift or shifted shingles, sideways nail heads, and uneven pressure. A proper roof installation company will ensure that all roofing materials are installed according to specifications and with the proper pressure.
To hire a McKinney roofing company, it’s important to look at the past work of the contractor and talk to previous customers. You should also make sure that the contractor has extensive experience installing a particular type of roof. Check the licenses and insurance that the company has and make sure the crew has the experience needed to properly install your roof. You can also ask the roofing company to provide you with a warranty. If the warranty is included in the estimate, it’s a good idea to ask about it.
To install shingles, you must start from the eaves and work upward. The first course of shingles should be nailed down, and the second should overlap by a few inches. Next, you must cut the first shingle so that it’s six inches narrower than the last. The sixth course should follow the same pattern. This way, you won’t have to constantly reposition the ladder. Afterwards, you should apply the shingles on the other side.
In the case of metal roofing, you can ask for a roofing contractor to use exposed or concealed fasteners. Normally, the exposed fasteners are a self-drilling screw or nail. The exposed fastener systems, however, are less reliable than those with concealed fasteners. They are also subject to more damage due to the elements. The exposed fasteners also have a shorter lifespan than their concealed counterparts.