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Quick fix or redo: dealing with damaged aluminum flashing

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(@ericbrown498)
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That’s the story of every shortcut I’ve ever tried on my roof—seems fine until the first real storm rolls through. I’ve definitely been guilty of slapping sealant over old caulk and hoping for the best. Honestly, it’s a pain to go back and do it right, but you’re spot on: prepping the surface makes all the difference. It’s not glamorous work, but it saves so much frustration down the line. At least you caught it before there was major water damage... could’ve been way worse.


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golfplayer76
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(@golfplayer76)
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Man, I feel this so much. My first place had aluminum flashing that was basically held together by hope and three different brands of caulk. I thought I’d outsmarted the system with a “strategic” layer of roof cement... but yeah, the next hard rain showed me who was boss. Ever try peeling off old sealant when it’s 90 degrees and you’re stuck to the shingles? Not my favorite summer memory.

But you’re right—catching it before you’ve got mystery stains on your ceiling is a win. Prepping the surface is tedious, but have you noticed how much longer repairs last when you actually do it right? Sometimes I wonder if roofers just have more patience than the rest of us or if they’re secretly powered by coffee and podcasts.

I get tempted by shortcuts every time, but after a few disasters, I just accept that an extra hour now saves days later. Anyone else ever regret NOT doing the boring prep work? Or is it just me learning the hard way... again?


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rgreen75
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(@rgreen75)
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That feeling when you think you’ve finally “fixed” something, only for the next rainstorm to laugh in your face—yeah, I know it all too well. I used to be the king of slap-on fixes, especially with old flashing. It’s so tempting to just glob on some sealant and hope for the best, especially when you’re sweating buckets up there. But like you said, skipping the prep always comes back to bite you. I’ve had to redo the same spot twice because I got lazy with cleaning off the old gunk.

I do wonder if roofers just have more patience or if they’ve just learned the hard way more times than us. Maybe it’s both? Either way, I’ve definitely regretted not doing the boring stuff first. It’s weirdly satisfying when you actually take the time to do it right and the leak stays gone through a whole season. Makes me wish I’d started doing it that way years ago... but hey, live and learn, right?


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vintage_kevin
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(@vintage_kevin)
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It’s so tempting to just glob on some sealant and hope for the best, especially when you’re sweating buckets up there.

That’s the universal truth of roofing right there. I can’t count how many times I’ve watched someone try to “caulk away” a leak, only for it to come back with a vengeance after the next downpour. Honestly, patience is learned the hard way—usually after crawling around in wet insulation at 2am because you trusted a shortcut. Prepping old flashing is tedious, but nothing beats seeing dry ceilings after a storm. The boring stuff really does pay off... eventually.


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Posts: 13
(@politics357)
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Prepping old flashing is tedious, but nothing beats seeing dry ceilings after a storm.

Couldn’t agree more. I once tried to “quick fix” a leak on a rental with just sealant—looked fine until the first heavy rain. Ended up replacing the whole section of flashing anyway. Now I always clean, check for corrosion, and re-seat everything before sealing. It’s slower, but way less stress in the long run.


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