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Would you worry about lightning if your house had a metal roof?

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journalist35
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Not sure I totally agree about the “peace of mind” part during fire season. Metal’s great for wildfires, yeah, but it’s not magic—embers can still get in through vents or under the eaves. And about grounding, I’ve seen a few places skip it thinking the roof alone is enough. That’s risky.

Gutter guards are such a pain with pine needles... I’ve tried a few and still end up on a ladder every fall.

Same here, honestly. Sometimes it feels like more hassle than just cleaning them out old-school. Maybe there’s no perfect fix for that one.


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(@fitness_charlie)
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Gutter guards are such a pain with pine needles... I’ve tried a few and still end up on a ladder every fall.

That’s been my experience too, especially with those finer mesh guards. They just seem to collect a mat of needles on top, so you’re still up there clearing them off. Sometimes I wonder if it’s just easier to skip the guards and do a couple cleanouts each year.

About lightning and metal roofs—honestly, I get why folks worry, but in all the years I’ve worked on these roofs, I haven’t seen one actually take a direct hit that caused real damage. Like you said, grounding is key. I’ve seen some places cut corners and skip it, which always makes me nervous. The roof itself won’t magically protect you from a strike if the rest of the system isn’t set up right.

Fire season’s another story. Metal helps, but yeah, embers are sneaky. We had a customer last summer who thought their new metal roof meant they were totally safe, but they still lost some siding because embers got under the eaves. Makes you realize there’s no single fix—it’s more about stacking up as many defenses as you can. Anyone else find vent covers actually help with ember intrusion?


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markgolfplayer
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The roof itself won’t magically protect you from a strike if the rest of the system isn’t set up right.

That’s really the heart of it. I’ve been out to a few properties after big summer storms where folks assumed their new metal roof made them “lightning proof.” In every case where there was any damage, it was actually because something hadn’t been grounded properly—not the metal itself. One time, a barn north of here took a hit and the only thing that got fried was an ungrounded weather vane. The roof just carried the charge down to the ground, no problem, but that vane lit up like a sparkler.

I totally get why metal roofs make people nervous, though. They look like giant lightning rods, but in reality they’re often safer than asphalt or wood when it comes to fire risk from a strike. Still, if your house has a lot of big trees close by (like mine), it’s not the roof I’d worry about so much as those limbs overhanging everything. Had a neighbor lose half his porch when a tree split during a storm and took out the guttering. Lightning didn’t even touch the house—just exploded the tree and sent debris everywhere.

On vent covers for embers, I’m with you there. We put in some of those fine mesh covers after seeing how easily embers can sneak into attic spaces. They definitely cut down on the junk getting inside, but I did notice airflow dropped off a bit in summer. Not sure if that’s just my setup or if others have run into it too. Still feels like a worthwhile tradeoff during fire season, especially with how dry things have been.

Funny enough, I’m still on the fence about gutter guards with all these pines around. Like you said, sometimes it’s just easier to do a couple cleanouts than mess with guards that just collect more needles on top. Anyone ever see a guard that actually works with longleaf or loblolly needles? I haven’t found one yet that doesn’t turn into a mess by October.

Curious if anyone else has seen weird lightning side effects—like electronics getting zapped even when the roof seemed fine? I’ve seen surge protectors blown out after storms, but never sure if it’s related to the roof or just bad luck with power lines.


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writing586
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That’s interesting about the weather vane—I never would’ve thought a little thing like that could be the weak link. I’m still figuring out what’s actually worth worrying about with this house. We’ve got a metal roof (installed by the previous owner), but I don’t know if it’s grounded properly or not. Is there a way to check that without calling in an electrician right away? Like, is there something obvious I should look for outside, or is it all hidden?

On the vent covers, I noticed the same thing—less airflow, especially on hot days. I tried propping the attic hatch open a crack just to get some air moving, but then I started worrying about critters getting in. It’s always a tradeoff.

For gutter guards, I gave up after one season. Pine needles just mat down on top and then water runs right over the edge anyway. I just do a quick cleanout after every big wind. Has anyone found a way to make that less of a hassle?

One thing I’m curious about: if lightning hits nearby but doesn’t strike the house, can it still travel through the ground and mess with wiring? Or is that just one of those “urban legend” things?


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I’ve wondered about that lightning-through-the-ground thing too. Had a neighbor’s tree get hit once—fried their cable box but nothing else. As for grounding, sometimes you’ll see a thick copper wire running from the roof edge down to a ground rod, but honestly, most of it’s hidden. I wouldn’t trust a visual check alone. Gutter guards? Same deal here—pine needles just laugh at them. I just keep a leaf blower handy and call it good enough.


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