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Quick fix or redo: dealing with damaged aluminum flashing

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paulthinker951
10 posts

Sometimes spending more upfront really does save headaches down the line.

Yeah, I hear you. I patched a couple spots last year thinking I'd get another season or two, but after a rough winter, those patches didn’t stand a chance. Totally agree that sometimes it’s just not worth the gamble.


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jeffcarter253
17 posts

Had a similar situation with my garage - the flashing looked fine from the ground, but after a couple freeze-thaw cycles, water started sneaking in behind those quick patches. Ended up pulling the old stuff off and replacing it with new aluminum, sealed it properly this time. Took longer than I wanted, but it’s held up way better through two winters now. Sometimes those shortcuts just come back to bite you... especially when you’re dealing with water and ice.


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lindaw59
12 posts

Man, water and ice are like the Batman and Robin of home headaches. I had a patch job on my shed flashing that looked solid - until the first spring thaw turned my workbench into a slip-n-slide. Ended up yanking out the old stuff and trying one of those “eco” rubberized membranes under new flashing. Not gonna lie, it was a pain getting it tucked in right, but it’s been bone dry since.

I’m always tempted by those quick fixes, but they never seem to last through our wild temperature swings. Anyone ever try using recycled materials for flashing? I keep hearing about folks using old signage or even copper scraps, but I’m not sure if that’s just asking for trouble or actually a decent hack. Curious if anyone’s had luck with something a little greener, or if I should just stick to the tried-and-true aluminum and call it a day...


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pianist54
8 posts

I hear you on the quick fixes - seems like they never hold up when the weather really swings. I’ve seen folks use old road signs for flashing, but honestly, it’s hit or miss. Sometimes it works, sometimes it just rusts out or doesn’t seal right. Copper scraps are cool if you can get them cheap, but they’re a magnet for thieves around here. That rubberized membrane you used sounds like a solid move, even if it was a pain to install. Sometimes the extra effort up front saves a lot of headaches later...


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dieselr95
11 posts

That rubberized membrane you used sounds like a solid move, even if it was a pain to install. Sometimes the extra effort up front saves a lot of headaches later...

Totally agree - my neighbor tried the “road sign” trick and ended up with a leaky mess after one wild freeze/thaw cycle. I went with a recycled EPDM membrane for a tricky dormer spot last year. It’s not fun wrangling that stuff into place, but I haven’t had a single drip since. Honestly, I’d rather wrestle with awkward materials once than keep patching things every spring. The copper’s tempting but yeah, around here it disappears fast - scrap metal folks don’t mess around.


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