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Did you know shingles get layered like fish scales?

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nrogue13
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I read somewhere that shingles are actually installed starting from the bottom edge of the roof and work their way up, which is kinda counterintuitive at first. Makes sense though—gravity and rain and all that. I always thought you’d start at the top and work down, but nope. Anyone ever had issues with the starter strip or the first row? I’ve heard that’s where leaks love to sneak in if you’re not careful.


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hiker75
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Anyone ever had issues with the starter strip or the first row? I’ve heard that’s where leaks love to sneak in if you’re not careful.

That’s spot on. The starter strip is honestly the unsung hero of the whole shingle setup. I learned that the hard way a few years ago when we got a new roof put on our place. The crew rushed through the starter row, and sure enough, the first winter we had water sneaking in right at the eaves. It’s wild how just a little misalignment or a gap there can mess up the whole system.

It’s funny, I used to think you’d start at the top too, but when you see how shingles overlap like scales, it clicks. Water always wants to find the path of least resistance, so if there’s even a tiny spot at the bottom edge, gravity’s gonna pull it right in. That’s why I’m a big believer in going a step further and using a solid ice and water shield under that first row, especially if you’re somewhere that gets a lot of freeze-thaw cycles. Costs a bit more up front, but it’s saved me from headaches more than once.

I’ll throw this out there too—if you’re thinking about a new roof, it’s worth looking into recycled or “cool” shingles. They’re a bit pricier, but they last longer and cut down on heat absorption, which is a game changer if your attic turns into an oven in the summer. Plus, less heat island effect for the neighborhood, which I think is a win.

One thing I wish more folks would do is check that the drip edge is installed right along with the starter strip. I’ve seen a lot of jobs where they skip it or use cheap stuff, and then you get rot right at the fascia. Not fun.

Anyway, starter strip and first row—definitely not the place to cut corners. If you’re handy, double-check the alignment and overlap before the rest of the shingles go down. It’s one of those details that makes all the difference, especially if you’re hoping your roof lasts more than a decade or two.


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georgem65
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I swear, my wallet still cries thinking about the time I tried to “save” by skipping the fancy starter strip. Figured, how bad could it be? Turns out, pretty bad—first big rain and I had a mini waterfall in my laundry room. Lesson learned... sometimes cheaping out just means paying twice. Anyone else ever try to DIY and end up regretting it?


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volunteer78
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Skipping the starter strip is one of those shortcuts that always comes back to bite. I see it all the time—folks think it’s just an extra shingle, but it’s actually crucial for sealing that first row and preventing wind-driven rain from sneaking in. I get wanting to save a few bucks, but water always finds the weak spot. Honestly, I’ve inspected roofs where the only leak was right at the edge because someone skipped that step. It’s not just about looks—it’s about function.


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nrogue13
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That’s interesting about the starter strip—makes sense after thinking it through. When I bought my place last year, the inspector flagged some “questionable” work at the eaves. Turns out whoever did the previous roof skipped the starter row entirely and just doubled up the first course. I didn’t notice any leaks right away, but after a heavy rain this spring, water started seeping in near the fascia. Had to get a patch job done. I guess it’s one of those things you don’t realize is critical until it fails. Roofing seems deceptively simple but there’s a lot more to it than just nailing shingles down.


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