You chose a great contractor. Your new roof looks amazing. But you notice something unsettling. The new roof installation is complete and there are granules in your gutters. While this may be alarming at first, it’s actually common, especially after the first few rainstorms.
Granule shedding is a normal part of roof settling and, in most cases, nothing to worry about. However, excessive granule loss can sometimes signal an underlying issue.
Let’s walk through when it’s normal and when it might warrant professional attention.
What Are Granules and Why Do They Shed?
The granules you see on your gutters come from the asphalt shingles on your roof.
These granules have a very important job to do; they protect your shingles from the sun’s harmful UV rays and help make your roof waterproof.
When a residential roofing company installs your roof, the granules are tightly embedded in the shingles. However, as the shingles settle and the roof gets its first exposure to rain and storms, it’s normal for a few granules to loosen and fall off.
This early shedding typically happens during the first few weeks or months after installation.
When Granule Loss is Normal
Granule loss is a natural part of your roof’s “breaking-in” process. During the first few storms or rainfalls after roofers install your roof, you may notice small amounts of granules collecting in your gutters.
This is especially true if you live in an area with significant rainfall or high winds. This shedding should not alarm you; it’s part of your roof adjusting to the elements. As long as the granule loss is minimal and occurs in the first few months, it is normal wear and tear.
Granule loss is usually not a concern:
- After the first few rainstorms or seasonal weather shifts, like freeze-thaw cycles
- In small amounts in the gutter or on the ground around your home
- When there are no visible bare spots or damage to the shingles themselves
When it’s not Normal
While some granule loss is typical, you should keep an eye on your roof if shedding continues or worsens. Excessive granule loss months after your asphalt shingle installation could indicate problems with the roof’s integrity.
Here are a few red flags to watch out for:
- Large amounts of granules in the gutters after several months, especially if the roof is still relatively new
- Bare spots or shingle damage due to granule loss
- Cracked or curling shingles
- Storm damage from extreme weather events
If you notice any of these issues, it’s important to schedule a professional roof inspection.
A roofing contractor can determine whether poor ventilation, faulty materials, storm damage, or something else is causing the issue. They’ll also be able to recommend a solution to prevent further damage and extend your roof’s lifespan.
Why Proper Installation Matters
The way your contractor installs your roof plays a major role in how well it performs over time. Even high-quality roofing materials can fail early if roofers skip key installation steps. Issues such as improper nail placement, poor flashing installation around chimneys and vents, inadequate underlayment coverage, or insufficient attic ventilation can all shorten a roof’s lifespan and increase the risk of leaks or structural damage.
When shingles are secured according to manufacturer specifications and flashing is carefully sealed at vulnerable points, the roof can withstand years of wind, rain, snow, and temperature changes.
How to Avoid Issues and Protect Your Roof
You don’t have to sit back and wait for problems to arise. You can take proactive steps to help minimize granule loss and keep your roof in top condition.
You should choose high-quality shingles that are designed for your local climate conditions. Be sure to hire professional, experienced roofing contractors to ensure your roof is installed properly from the start.
To keep your roof in good condition, get regular roof inspections to catch potential issues before they become costly repairs. The earlier you spot a problem, the less damage it can cause.
Gutter Granules are Normal, Most of the Time
Granules in your gutters after a new roof installation? It’s normal. And most of the time, it’s nothing to worry about.
However, if you’re seeing significant granule loss months after installation, or if your roof shows visible signs of damage, it’s important to have it checked out. A properly installed roof, coupled with high-quality materials, will protect your home.
If you’ve noticed ongoing granule loss, visible damage to shingles, or other signs of roof wear, it’s time to call in a roofing expert. A professional inspection can help determine whether your roof needs repairs or replacement, or whether the granule loss is just part of the normal settling process.
At BigHorn Roofing, we specialize in roofing systems that are built to last. Our experienced contractors can assess your roof and recommend the best solutions to protect your home from the elements.