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1 Ιουλ 2024 · Sure, you can put new roof shingles over the old ones sometimes! It's important to know when this is a good idea and when it might not be the best choice. This strategy is called a nail-over reroof, and that means you're installing new asphalt shingles right on top of the existing ones.
3 Αυγ 2022 · Installation is easier than for a tear-off job, since you can use the existing shingles as guides for laying the new ones. However, you must take care to install shingles correctly so they lie flat. And a good job involves installing new flashings rather than relying on the existing ones.
13 Σεπ 2023 · So the short answer is: yes, it's possible to install new roof shingles on top of existing ones. But . . . specific conditions must be met and the following considerations must be taken into account: Local Codes and Roof Condition Considerations
Installing Shingles: Next, they install the new shingles over the old ones, using long nails to penetrate through to the roof deck. Flashing and Ventilation: The roofers will install flashing around chimneys, vents, and other roof penetrations.
4 Σεπ 2024 · Technically, yes, you can put new shingles over old ones. It’s called a “roof overlay” or “re-roofing,” and it’s a practice that’s been around for a while. In some cases, it makes sense to go this route, but roofing professionals don’t tend to offer this service since it’s not always the best option.
10 Απρ 2023 · The answer to this question is technically ‘yes.’ Before you start making plans to layer new shingles over old shingles, though, there are a number of reasons why most roofing experts do not recommend this strategy.
23 Νοε 2010 · Step 1 — Seek Professional Advice. Contact your local government office to inquire about local codes regarding installing new shingles over old ones. Building codes in some areas will prevent this type of installation. Step 2 — Inspect the Roof. You will need a ladder to climb up to your roof.
