When it comes to wildlife exclusion, especially with bats, one of the most common and costly mistakes we see is sealing gable vents from the inside.
Whether it’s a DIY attempt or the work of an inexperienced pest control company, this method doesn’t stop animal entry—and can actually make the problem worse.
The Real Problem with Inside Gable Vent Sealing
In many homes, we’ve seen thin bug screens removed and replaced with ¼-inch mesh installed inside the gable vent. At first glance, it seems like a fix. But here’s what happens:
- Bats still enter the vent and roost right behind it
- Their guano and urine fall through the mesh into your attic
- Your insulation, drywall, and air quality are directly contaminated
Think of it like gold panning: you shake the pan, the gold stays, and the dirt falls through. Gable vent mesh works the same way, but the “gold” is bat waste, falling right into your home.
Our Proven Exterior Gable Vent Sealing Methods
At Elite Wildlife Solutions, we fix it the right way — from the outside, where it counts.
We offer two long-lasting, professional options for gable vent exclusion:
1. Custom Powder-Coated Steel Covers
- Fully blocks entry
- Blends seamlessly with your home’s aesthetic
- Built to withstand weather and chewing
- Installed securely over the entire exterior vent opening
2. Exterior ¼-inch Mesh (Reinforced)
- Only used in gable vents, where chewing isn’t an issue
- Professionally braced and sealed to eliminate gaps
- Allows airflow while blocking access
- Reinforced from behind for added strength and durability
Both options prevent contamination, protect your insulation, and maintain indoor air quality.
Don’t Risk Health and Home Damage
Poorly sealed gable vents lead to:
- Severe attic contamination
- Costly insulation replacement
- Respiratory risks from guano particles
- Repeat infestations due to improper exclusion
Don’t fall for shortcuts or cheap solutions. Proper wildlife exclusion requires knowledge, the right materials, and professional installation.
FAQs: Gable Vents and Wildlife Entry
Q: Why can’t I just install mesh from the inside of the gable vent?
Because it allows animals to roost behind it, and their waste falls directly into your attic, causing contamination and health hazards.
Q: What’s the best way to seal a gable vent against bats or rodents?
Exterior sealing with powder-coated steel or properly braced mesh is the only effective and safe long-term solution.
Q: Will this affect attic ventilation?
No — our solutions preserve airflow while blocking access, keeping your attic healthy and properly ventilated.