Roof Replacement and Solar: What’s the Right Order?
Many homeowners ask:
“Should I wait to go solar until after I replace my roof?”
Or:
“Can I install solar now and deal with the roof later?”
The good news is, you can do both—but the order and timing matter.
If you’re planning to go solar in the near future and your roof may need replacing soon, it’s important to understand your options.
First Things First: How Long Should a Roof Last for Solar?
Solar panels typically last 30 to 40 years. That means your roof should ideally last at least 15–20 more years to avoid removing and reinstalling the system soon.
Ask yourself:
- How old is my current roof?
- What material is it (asphalt shingle, tile, metal)?
- Have I had any recent leaks or repairs?
If your roof is over 15 years old and made of asphalt shingles, it’s worth evaluating before going solar.
Option 1: Replace the Roof Before Going Solar
This is the ideal scenario if your roof is older or nearing the end of its life.
✅ Benefits:
- Avoids future panel removal and reinstallation costs
- Lets you match your solar warranty with your new roof lifespan
- Some solar financing options allow roofing costs to be bundled into the same loan
Pro Tip:
If you’re replacing your roof, let the roofer know you’re planning to install solar.
Some roofers will prepare for the system by installing flashing and layout guides in advance.
Option 2: Install Solar Now and Replace the Roof Later
If your roof is in decent shape and you don’t want to wait, this is still a viable option.
Solar panels can usually be removed and reinstalled if roofing work is needed later—but it does come with added cost and labor.
⚠️ Considerations:
- Removal and reinstallation typically costs $1,500–$3,000
- Not all roofing companies are equipped to handle solar
- You may void part of your solar warranty if the removal isn’t done correctly
This approach works best when your roof is under 10 years old and in good structural condition.
Option 3: Bundle Your Roof and Solar Projects Together
Many homeowners today choose to replace their roof and install solar at the same time—and finance both under one loan.
This can be done through:
- Certain solar lenders
- Home improvement loans
- HELOCs (Home Equity Lines of Credit)
✅ Advantages:
- Simplifies the project into one timeline
- Covers both upgrades under a single monthly payment
- May help you qualify for the 30% solar tax credit on part of the roofing costs, if the roof work directly supports solar installation (Always consult your tax advisor for specifics.)
Already Have Solar But Need a New Roof?
If you already have solar panels and now need roof work, here’s what to do:
- Contact your installer: See if they offer panel removal/reinstall services or can refer you to someone who does.
- Coordinate timelines: Work with both the roofing company and solar provider to schedule efficiently.
- Protect your system: Ensure your panels and wiring are properly handled and stored.
- Document everything: For warranty and insurance purposes, keep records of all system movement and changes.
How Long Does a Roof Last with Solar Panels on It?
One bonus of solar panels is that they can actually extend the life of the roof underneath them.
Panels:
- Block UV exposure
- Shield against rain and hail
- Reduce surface temperature on your roof
This means the covered areas of your roof may age more slowly than the exposed parts.
Still, roof quality matters, especially in regions with intense sun, heavy storms, or hail.
That’s why it’s smart to plan ahead—solar panels are designed to stay up for 25+ years.
What Types of Roofs Are Best for Solar?
Most roof types are solar-compatible, but some are easier and more cost-effective than others:
| Roof Type | Solar-Friendly? | Notes |
|---|---|---|
| Asphalt Shingle | ✅ Excellent | Most common and affordable |
| Metal Standing Seam | ✅ Excellent | Allows for clamp-on racking (no roof penetrations) |
| Tile (Clay/Concrete) | ⚠️ Complex | May require tile removal or special mounting |
| Flat Roofs | ✅ Good | Ballasted or tilted racking systems available |
| Wood Shake | ❌ Not Recommended | Usually not approved due to fire and structural risk |
If you’re replacing your roof and going solar, it’s worth considering a solar-friendly material to reduce installation costs and improve longevity.
Final Thoughts: Timing Is Everything
Here’s a quick guide:
| Your Roof Age | Recommendation |
|---|---|
| < 10 years | Install solar now |
| 10–15 years | Get a roof inspection; consider bundling |
| 15+ years | Replace the roof before installing solar |
| Already have solar | Plan ahead for removal + reinstall if needed |
✅ Want Help Coordinating Roof and Solar Plans?
At Eagle Mountain Solar, we help homeowners plan smart, long-lasting solar solutions.
Whether you need help evaluating your current roof, bundling a new roof into your solar loan, or expanding your system after a replacement—we’ve got you covered.
Start with a free consultation today at eaglemountainsolar.com
We’ll help you make the right call—based on your roof, your energy needs, and your long-term goals.
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