In some cases, yes — especially if local code allows and the roof has only one existing layer. However, we often recommend full tear-offs to inspect the decking and avoid long-term problems. We’ll explain the pros and cons based on your specific home. No shortcuts, just smart solutions.
L & L Roofing & Construction 3328 Lakeland Road, Gainesville GA (770) 874-0372 | LLroofs.com
Homeowners sometimes ask us if they can skip the tear-off and simply install a new roof over their old shingles. While it’s possible in certain cases, it’s not always the best long-term solution. At L&L Roofing & Construction, we give honest advice so you know what’s right for your home.
When It’s Allowed
- One Existing Layer Only: Building codes in Georgia generally allow one additional layer of shingles, but never more than two total.
- Decking Condition: The roof decking underneath must be solid and free of rot or damage.
- Proper Weight Support: The home’s structure must be able to support the added weight.
Pros of Installing Over Old Shingles
- Lower upfront cost (saves on tear-off labor and disposal).
- Faster installation.
Cons of Installing Over Old Shingles
- Hides underlying problems like leaks, rot, or damaged decking.
- Adds extra weight to your roof structure.
- Shorter lifespan compared to a full tear-off and replacement.
- May affect warranty coverage from manufacturers.
FAQ: Can You Install a New Roof Over My Existing Shingles?
Q: Is it cheaper to roof over shingles?
A: Yes, but it can cost more in the long run if hidden issues are left untreated.
Q: Will roofing over shingles affect resale value?
A: Some buyers and inspectors see it as a negative, since it can hide potential problems.
Q: How many times can this be done?
A: Only once. Building codes in Georgia prohibit more than two total layers.
Q: What does L&L Roofing recommend?
A: In most cases, we recommend a full tear-off. It ensures a fresh start, better warranties, and longer roof life.
At L&L Roofing & Construction, we believe in doing the right thing, even if it takes more work. That means helping you make the choice that protects your home best — whether that’s a full tear-off or a roof over when appropriate.
Call us at (770) 874-0372 for an honest inspection and a clear path forward for your roof in Gainesville and the surrounding areas.
About the Owners:
L & L Roofing and Construction
Lucas Heaps and Luke Goetz are the proud owners of L & L Roofing and Construction that serves the North Georgia and Greater Atlanta area.