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Torch-down roofs: saw a news piece about fire risks—thoughts?

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running710
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(@running710)
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- Seen a few torch-down installs go sideways, but honestly, most of the close calls I’ve watched were just from folks rushing or skipping steps.
- Insurance stuff’s getting wild lately. Had to snap pics every 20 minutes on my last job—felt like more time on my phone than with the torch.
- Midwest hail is no joke. Surprised how well torch-down holds up compared to some of the peel-and-stick jobs I’ve seen get shredded in one storm.
- That said, I’m not sold on torch for every roof. Some older wood decks make me nervous, even if you’re careful with shields and fire blankets.
- Curious—anyone here ever had to deal with a fire marshal stopping by mid-job? Heard stories but never seen it myself... wondering how common that really is.


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(@patexplorer272)
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Never actually had a fire marshal show up while work was happening, but I did have the city inspector swing by when my neighbor was getting torch-down put on last summer. He didn’t stop the job, just kind of hovered and watched for a bit, but you could tell everyone was on edge. I get why though—watching those guys with the torches right up against old wood made me nervous, too. The house next door is almost 80 years old and who knows what’s under those layers.

I looked into torch-down for my own place when I had to redo the flat section over my porch. Ended up going with a peel-and-stick because I just didn’t feel comfortable with all that open flame, especially since I was planning to do most of it myself. The hardware store guy said torch-down lasts longer, but honestly, the fire risk just seemed like too much hassle for a DIYer. Plus, my insurance agent basically told me they’d raise my rates if I had any “hot work” done. That was enough to make up my mind.

Funny thing is, we got hit with hail a couple months after and my peel-and-stick held up okay—just a couple dings. Meanwhile, another neighbor with an older torch-down roof had zero issues. Makes me wonder if I overthought it, but still... peace of mind counts for something.

I totally get the frustration about all the insurance photos, too. When we had our roof looked at after that hailstorm, the adjuster wanted pictures of every square foot, before and after repairs. Felt like half the job was just documenting stuff instead of fixing it.

Guess there’s no perfect answer—torch-down seems solid if you’ve got pros doing it and a newer deck underneath, but I’d be sweating bullets trying it myself on an old house.


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(@maxrunner)
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That’s pretty much my thinking too. I’ve watched torch-down jobs on old houses and it always makes me uneasy, especially when you can’t see what’s hiding under the decking. I had a roofer suggest torch-down for my garage a few years back, but between the insurance headaches and just the thought of something smoldering in the rafters, I passed. Peel-and-stick isn’t perfect but like you said, peace of mind matters—especially if you’re doing it yourself. Curious if anyone’s tried those new cold-applied membranes? Supposed to be safer, but I haven’t seen them much around here yet.


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(@books965)
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I totally get that feeling. Years ago, my neighbor had torch-down put on his shed and the crew accidentally scorched a section of the old wood—smelled like burnt toast for days and he was up all night checking for hot spots. I helped him patch it later and we both agreed it wasn’t worth the stress. I’ve only used peel-and-stick myself, but I did see a cold-applied membrane demo at a local hardware event. Looked pretty straightforward, though I wonder how well it holds up in our freeze-thaw cycles. Not sure I’d be the first to try it, but it’s tempting just for the safety factor.


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kimrunner3341
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(@kimrunner3341)
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Looked pretty straightforward, though I wonder how well it holds up in our freeze-thaw cycles.

That’s my main hesitation with cold-applied membranes too. I’ve seen a couple jobs where the seams started to lift after two winters—water got underneath and made a mess. Torch-down is definitely nerve-wracking during install (I’ve had to chase down smoldering insulation myself), but once it’s on, it’s tough as nails against weather. For me, the peace of mind comes after the install, not during. Peel-and-stick is great for smaller sheds or porches, but on bigger roofs, I still lean toward torch-down if you’ve got experienced hands on the torch.


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