While you can replace only half of a roof, roofing experts don't recommend it. Some homeowners may see it as a cheaper option, or think it saves time. From an expert point of view, replacing half of the roof often causes more damage (or expense) than good. Can you only replace half of a roof? Theoretically, yes, but most experts will recommend not to.
If any part of your roof is damaged, contact a roofer or contractor immediately to determine your options and next steps. While it can replace half a roof, and some roofers will, many experts agree that it's generally a bad idea for your home. This may seem like a good option, especially if half of the roof is in good condition and the other is not. Roofers and professional contractors recommend not replacing half a roof.
It will cost you as much as replacing the entire roof when the other half breaks down before the new half. You can hire a professional to make scraps on your roof, but don't replace half because it will cost you more money later on. If you have an asphalt tile roof, the color of the new shingles may not match the old ones. This can be especially noticeable if your roof is more than 20 years old and the new shingles are of a different brand or style.
When deciding whether or not to replace the entire roof, you'll also want to consider what the final product will look like. Even if you manage to find shingles of the same color, they won't exactly match how old tiles will still look more worn and worn out. If you don't mind that your roof doesn't blend perfectly, then a partial replacement may work. However, if your roof is visible and you want it to look cosmetically cohesive, it may be necessary to completely replace the entire roof with a new set of shingles.
If you don't get the full roof replacement you need, moisture may continue to seep into your home, leading to mold growth and bigger problems in the future. The downside is that unless your roof is relatively new and you have saved some replacement shingles from the job, your patch may not match the existing roof. It is important to never mix materials when replacing shingles and always ensure that the old roof is in good condition. If you have decided that you prefer to replace the entire roof rather than just half of it, there are options available to you.
If there was a storm or periods of strong winds and you lost some shingles, the roof probably won't need to be repaired or replaced on a large scale. I understand that everyone has a limited budget, and trying to save money by replacing half of the roof may seem like a good idea. When half or more of your roof is damaged, it can be tempting to replace the damaged half to save money and time. That means the older half would require repair and replacement before the newer half, creating an endless cycle of uneven wear and tear repairs and replacements.
Most professional roofing contractors don't replace half of the roof, knowing that joining two different sections together is difficult and often ineffective. When damage occurs (it will), you will have to think carefully about whether you want to undergo a full or partial roof replacement. Many people like the idea of replacing half of a roof, as they think it will save them money, and if you can find a roofer that will do it, it will. If you have a leak or other minor damage, the good news is that you probably won't have to replace half of a roof and that you can partially fix it.
If the damage is widespread or if your roof is nearing the end of its useful life, you may need to replace it completely. In the end, if your roof only needs to replace a few shingles or do some minor patches, you can hire a roofer to do those small repairs for you. The problem here often comes with insurance companies, who may not pay for full roof repair and replacement. Know when you may need a full or partial roof replacement and what could happen if you make the wrong decision.