“screen just gives a false sense of security in winter, in my experience.”
That’s been my take too. I tried those mushroom vents last winter—definitely less ice buildup than mesh, but still got some freezing after a couple heavy storms. Anyone else notice critters getting in around the edges, though? I’m not totally sold yet...
“definitely less ice buildup than mesh, but still got some freezing after a couple heavy storms. Anyone else notice critters getting in around the edges, though?”
Had a raccoon family move in through a mushroom vent last February—guess they liked the “open concept” design. Less ice, sure, but I still had icicles hanging off the inside after that big nor’easter. I’ve tried weatherstripping the edges, but it’s a bit like putting a Band-Aid on a leaky dam. Not convinced these vents are the magic fix, but at least they’re entertaining the local wildlife...
I get the frustration—those mushroom vents aren’t exactly raccoon-proof, and I’ve seen squirrels squeeze through gaps too. But honestly, I’d rather deal with a bit of wildlife than the constant drip from ice dams with the old mesh style. What’s worked for me: cut a piece of hardware cloth to fit under the vent cap, then seal edges with exterior caulk. Not perfect, but it’s kept critters out so far. Still, if you’re expecting a miracle fix for ice or leaks, these vents just aren’t it. Sometimes I wonder if a solid gable vent would’ve been simpler and cheaper...
Sometimes I wonder if a solid gable vent would’ve been simpler and cheaper...
You’re not wrong—gable vents are the old reliable, and honestly, I’ve seen fewer “critter break-ins” with those. But then you get the wind-driven rain sneaking in sideways, and suddenly you’re chasing leaks instead of raccoons. I’ve patched more than a few sheds where the mushroom vents let in a family of squirrels, though. Hardware cloth is a solid hack, but if you ever see a raccoon with wire cutters, just move.
- Gable vents definitely keep things simple, but I’ve had mixed results with them in windy spots—sometimes the rain just finds a way in.
- Mushroom vents seemed like a good idea for my last shed, but yeah, squirrels got in within a year. Hardware cloth slowed them down, but didn’t stop them.
- If you’re in a dry area, gable might win out. Wet or critter-heavy? It’s always a toss-up.
- Honestly, there’s no perfect vent—just trade-offs. You’re not alone second-guessing it.