Roof Dramas: Shingles vs. Metal After Heavy Rain

Rubber underlayment’s a solid move - definitely better than felt in my experience, too. Shingles curling is just one of those things, especially if you get a lot of sun or wild temp swings. Metal’s great for longevity, but yeah, that sticker shock is real. I’ve had tenants complain about the “drum solo” during storms, but honestly, I think it adds character... unless you’re trying to sleep.

- Gotta push back a little on the “drum solo” being just character. I’ve seen metal roofs get *loud* during hail or wind-driven rain - like, enough to rattle pictures off the wall in older buildings.
- If you’re in a spot with frequent storms, worth checking out insulated panels or sound-deadening barriers. Not as cheap, but it really cuts the noise.
- Shingles might curl, but at least they don’t wake you up at 2am every time there’s a downpour... trade-offs, right?
- Also, metal’s great for hail resistance, but if you get denting, insurance can be tricky about coverage. Something to keep in mind.

I totally get where you’re coming from on the noise. We put a standing seam metal roof on our place last year, and the first hailstorm was... let’s just say, memorable. I’d read all the “it’s just ambiance” comments, but honestly, it sounded like a marching band up there. We ended up adding a layer of foam board insulation between the rafters and the panels, which helped a ton. Not cheap, but it made a noticeable difference.

For anyone thinking about switching, I’d say: if you’re in a stormy area, definitely factor in some kind of sound barrier. Otherwise, you might be in for some sleepless nights. On the flip side, our neighbor’s asphalt shingles looked like confetti after the same storm - so yeah, trade-offs everywhere.

Insurance is a weird one too. Our policy covers hail dents as “cosmetic,” not structural, so they won’t pay unless there’s actual leaking. Worth double-checking before you commit.

It’s never as simple as “metal good, shingles bad” (or vice versa). Just gotta weigh what matters most for your house and sanity.

Our policy covers hail dents as “cosmetic,” not structural, so they won’t pay unless there’s actual leaking.

That’s a common catch with a lot of policies - folks don’t always realize it until after the damage. Did you notice any issues with condensation or moisture after adding the foam board? Sometimes I see that pop up with extra insulation under metal.

Did you notice any issues with condensation or moisture after adding the foam board? Sometimes I see that pop up with extra insulation under metal.

I get where you're coming from, but I’d actually argue that’s more about installation than the insulation itself. With a proper vapor barrier and good airflow, you shouldn’t be getting trapped moisture - even with foam board under metal. I’ve seen plenty of green roofs layered over metal with zero condensation issues, but if folks skip venting or use the wrong type of foam, yeah, problems show up fast. It’s all in the details.

I’m actually a little paranoid about moisture since I’ve got a metal roof with foam board underneath, and I keep checking for signs of condensation. Haven’t seen any yet, but I’m not 100% convinced it’s just about the install. My attic’s got decent airflow, but I still wonder if it’s enough, especially during those wild temperature swings. Anyone else notice weird smells or dampness after a heavy rain? Or am I just overthinking it...

I’ve seen a few cases where folks with metal roofs and foam board end up with hidden moisture, especially if there’s even a small gap in the vapor barrier. Sometimes it’s not obvious - no drips, just that musty smell after a storm. Had one client who only noticed when insulation started to clump. Have you checked around vents or skylights? Those spots seem to catch people off guard more than the open attic space.

That’s a good point about the hidden moisture - sometimes you really don’t see anything until it’s already caused a headache. I’ve actually run into this with a few rental properties, especially after those long, sideways summer rains. One place had metal over foam board and we thought everything was sealed tight, but then tenants started complaining about that damp, earthy smell. Turns out, the culprit was a tiny gap right around the bathroom vent pipe where the flashing didn’t quite sit flush.

Here’s how I usually check for sneaky leaks: First, I look for any discoloration or soft spots near penetrations like vents or skylights (even if there’s no visible water). Next, I’ll gently pull back a bit of insulation to see if there’s clumping or signs of mold underneath. Sometimes just running your hand along the surface can tell you more than you’d expect.

Curious - has anyone tried using those vapor barrier tapes around tricky areas? I’ve had mixed results, especially when it comes to irregular surfaces or older roofs that aren’t perfectly flat. Wondering if there’s a better way to get a tight seal in those spots without having to redo the whole section...

Curious - has anyone tried using those vapor barrier tapes around tricky areas? I’ve had mixed results, especially when it comes to irregular surfaces or older roofs that aren’t perfectly flat.

You’re not alone with mixed results on vapor barrier tape. Here’s what I see a lot:

- Tape works okay on new, smooth surfaces. Once you get into older roofs with bumps and dips, it barely sticks long-term.
- For weird angles or rough spots, I usually recommend a high-quality roof sealant (like a polyurethane caulk) instead of just tape. It fills gaps better and flexes with movement.
- If you’re dealing with metal over foam board, watch for condensation too - not just leaks. Sometimes the moisture is from inside, not outside.

Your inspection method is solid. Running your hand along suspect areas catches more than people think. I’d add: check for rusty nails or screws around penetrations - those are often the first sign water’s sneaking in.

Don’t beat yourself up over missing a tiny gap. Even pros miss them sometimes. Roofs are just full of surprises...

Tried that tape on my old shingle roof last year - honestly, it was a letdown. Stuff peeled right off the uneven spots once the weather swung from hot to cold. Ended up patching with some cheap caulk and plastic, which held better than I expected. Not pretty, but it kept the rain out. Sometimes I wonder if all these “miracle” tapes are just hype when you’re dealing with a roof that’s seen a few decades.

I get where you’re coming from - those tapes look great in ads, but on an old, uneven shingle roof, they just don’t seem to stick around. I had a similar experience with one of those “miracle” tapes on my shed roof. It worked for a couple months, then the first freeze-thaw cycle hit and it started curling up at the edges. Not exactly confidence-inspiring.

But I wouldn’t write off all tapes just yet. What made a difference for me was cleaning the area really well and using a heat gun to help the adhesive bond, especially on rougher spots. It’s not foolproof, but it held up better than my first try. Still, nothing beats a good old-fashioned patch job when you’re in a pinch and watching your wallet.

If you’re dealing with a roof that’s seen better days, sometimes layering solutions - like caulk under plastic, then tape over the seams - can buy you another season or two. Not pretty, but it keeps the water out and your budget intact. Just gotta keep an eye on it after storms or big temp swings.

If you’re dealing with a roof that’s seen better days, sometimes layering solutions - like caulk under plastic, then tape over the seams - can buy you another season or two. Not pretty, but it keeps the water out and your budget intact.

That “layering” approach is honestly what I see most often on older shingle roofs, especially when folks are just trying to stretch things until the next big repair. It’s a bit of a patchwork quilt up there sometimes. I’ll say, though, once the shingles start curling or you’ve got granule loss, even the best tape jobs are just delaying the inevitable. Metal roofs dodge a lot of these headaches, but then you’re trading leaks for noise and sometimes tricky flashing details. Always a trade-off...

Metal roofs dodge a lot of these headaches, but then you’re trading leaks for noise and sometimes tricky flashing details. Always a trade-off...

That’s the part that gets me. I patched my old shingle roof more times than I care to admit - felt like I was living under a patchwork quilt, too. But when I finally switched to metal, the rain sounded like a drumline for the first few storms. Not sure which is worse: buckets on the floor or earplugs at night. Flashing around the chimney was a pain, too - took three tries to get it right. I guess there’s no perfect answer, just depends what you can live with (or afford) at the time.

Man, I hear you on the noise. Our metal roof saved us a bunch on repairs, but the first hailstorm sounded like marbles in a tin can. Still, I’ll take that over chasing leaks every rainy season… just wish the install hadn’t cost so much.

the first hailstorm sounded like marbles in a tin can. Still, I’ll take that over chasing leaks every rainy season… just wish the install hadn’t cost so much.

That’s exactly what I noticed when we moved in last year - metal roof was a huge selling point, but nobody warned me about the noise factor. First big rain, I legit thought something was wrong with the house. I guess you get used to it, but it’s definitely not “quiet.” On the plus side, haven’t had to worry about missing shingles or water stains on the ceiling (which was a constant headache at my old place).

The upfront cost is rough though. We got quotes for both asphalt and metal, and metal was almost double. But when I started adding up what my parents spent patching their shingle roof every couple years, it started to make sense long-term. Still, I wonder if it’s overkill for areas that don’t get crazy weather? Our winters are mild, so maybe I could’ve gotten away with something cheaper.

Anyone else notice metal roofs seem to heat up the attic more? Ours gets pretty warm even with insulation - might be something to watch if you’re in a hot climate.

I get where you’re coming from about the attic heat, but metal roofs actually reflect a lot more sunlight than asphalt, especially if you go with lighter colors or add a reflective coating. Sometimes the heat issue is more about ventilation than the roof itself - seen plenty of homes where adding a ridge vent or more soffit vents made a big difference. Noise-wise, yeah, it’s louder, but with proper underlayment it shouldn’t be too bad. I’ve had folks say they actually like the sound after a while... kind of like white noise.

I get the point about metal reflecting heat, but honestly, the upfront cost was a dealbreaker for me. I priced out both and metal was almost double what shingles cost, even before adding in the fancy coatings or extra vents. Plus, my neighbor’s metal roof still gets pretty toasty in July - maybe it’s just our old insulation, but it hasn’t been a magic fix. I’ll stick with shingles for now... at least until I win the lottery.

I hear you on the sticker shock - metal’s a tough sell when you’re looking at that first quote. But I’ve managed a few properties with both, and after a couple brutal hailstorms, the shingles needed patching while the metal just shrugged it off. Curious if you’ve had any issues with leaks or repairs after heavy rain? That’s usually where I see shingles start to struggle, especially as they age.

I get the appeal of metal after a hailstorm, but honestly, I’ve seen metal roofs take a beating too - especially with those big Texas hailstones. Sometimes you end up with dents all over, and insurance can be picky about covering “cosmetic” damage. As for leaks, I’ve actually had more trouble with poorly installed metal seams than with old shingles, especially on low-slope sections. Guess it really depends on who’s doing the work and how crazy the weather gets.

As for leaks, I’ve actually had more trouble with poorly installed metal seams than with old shingles, especially on low-slope sections.

Totally get this. On my garage, the installer didn’t crimp the seams tight enough and water just snuck right in during sideways rain. With shingles, I usually just had to patch a few spots, but metal can be unforgiving if the details aren’t perfect. Dents from hail are one thing, but leaks are a whole new level of headache...