Solar Panel Installation in Terrell Begins at the Roof
Many homes in Terrell have older roofs. Before panels go up, the roof under them should be ready to last as long as the array.
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Roof checks before any solar install
Roof age
A roof with only a few good years left should usually be replaced before panels go on.
Number of layers
Older homes sometimes have shingles over shingles. Mounts need solid decking, not stacked layers.
Decking strength
Soft boards must be replaced to hold the mounts securely.
Flashing and vents
Worn details near the array are easier to fix before panels cover them.
Storm damage
Hail damage left from past storms should be repaired first.
Terrell homes and solar planning
Half of the homes in Terrell were built before 1984 (U.S. Census Bureau, American Community Survey 2020-2024). On older homes, the condition of the roof and decking can vary a lot. Installing panels on a roof that needs work soon means paying to remove and reinstall them later.
Older roofs can also hide more than one layer of shingles. Mounting panels through stacked layers makes it harder to get a tight seal at each attachment and adds weight to an older frame. An inspection shows how many layers you have and the state of the boards underneath.
The same census survey shows 59% of homes in Terrell are owner-occupied. The owner makes the decision on solar, so tenants interested in panels need to talk with their landlord first.
Hail matters as well. NOAA's Storm Prediction Center logged 9 hail reports of 1.75 inches or larger within 10 miles of Terrell from 2015 through 2024, all in 2023, with the largest at 3.5 inches. If your roof was hit then and not repaired, deal with that before adding an array. Start with roof inspection in Terrell.
Good questions to ask any installer
Will you inspect the roof before the install?
How is each mount attached and flashed?
What happens if the roof needs repair under the panels later?
Will the layout keep valleys, vents and skylights clear?
How are the roof and panels checked after a hailstorm?
Who do I call if a leak shows up near a mount?
The roof-first install path
Inspect
The roof and attic are checked with photos.
Design the layout
The array is placed to fit the roof and leave drainage paths open.
Mount and seal
Each attachment is flashed and sealed to keep water out.
Review
The roof around the panels is checked once the install is done.
Plan for the long run
When one team handles the roof and the solar install, waterproofing and mounting are planned together. If the panels ever need to come off for roof work, see solar panel removal and reinstallation in Terrell. For how long different roofs last, read how long roofing materials last in Texas.
After the panels are up, keep the gutters below them clean and look at the roof edges after each big storm. Leaves and debris can collect under an array and hold moisture against the shingles, so an occasional check around the panels pays off.
GemSco offers solar panel installation along with roofing, with 20+ years of experience and free estimates. Financing is available. Learn more about solar panel installation or our work in Terrell.
Frequently Asked Questions
Can solar panels go on an older Terrell roof?
They can if the roof is in good shape and has many years left. If it is near the end of its life or has multiple layers, replacing it first usually makes more sense. Otherwise, the panels may need to come off for a roof replacement soon after they go up.
Do I need to fix old hail damage before installing solar?
Yes. Damaged shingles under an array are hard to reach later, and they can fail and leak. Repairing hail damage first means the roof under the panels starts in good condition. An inspection with photos shows what needs to be done.
Can a renter install solar panels in Terrell?
Usually not without the owner's approval, since the panels attach to the roof and become part of the house. Renters interested in solar should talk to their landlord. Owners can then decide whether to inspect the roof and plan an install.
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