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Things I wish I'd known before new windows went in

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Posts: 10
(@richardfurry831)
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I’ll second the mess factor—no matter how careful the crew is, there’s always something left behind. I actually taped plastic sheeting over the doorways, but still ended up with sawdust in the weirdest places. One thing I wish I’d done differently: insisted on daily cleanup before they left. Some crews just want to bail at 5pm, but if you’re firm about it, they’ll usually oblige. Makes a world of difference for your sanity... and your socks.


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Posts: 9
(@camper29)
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I actually taped plastic sheeting over the doorways, but still ended up with sawdust in the weirdest places.

That’s the story every time, isn’t it? I’ve done hundreds of installs and no matter how tight you think your prep is, that fine dust just finds a way—like it’s got a mind of its own. I always ask clients if they want us to run a shop vac at the end of each day, but honestly, some folks just want us out as soon as the tools are down. You’re spot on about being firm. If you don’t mention it, most crews will just pack up and leave you with a mess.

One thing I learned early on: check underneath furniture and inside vents. Last year, I had a client find bits of old caulk behind her couch three weeks after we finished. She wasn’t thrilled. Even with daily cleanup, there’s always something missed.

Ever try those zip-up dust barriers? They work better than plastic sheeting, but even then... you’ll still be finding grit for days.


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Posts: 7
(@jenniferchef397)
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That dust is relentless, isn’t it? I did exactly the same—plastic sheeting, blue tape, the whole nine yards—and still found a layer of grit inside my kitchen drawers. I even sealed up the vents, but it’s like the stuff teleports. I haven’t tried those zip barriers yet, but now I’m curious if they’re really worth the extra cost. Honestly, at this point I just expect to be vacuuming random corners for weeks. You’re definitely not alone in this mess.


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sports_max
Posts: 11
(@sports_max)
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I hear you on the dust—it's wild how it finds its way into every nook, no matter how much prep you do. When I had my windows replaced last fall (mid-reno chaos), I thought I was being clever with painter’s plastic and taping up every visible seam. Still ended up with a fine layer of grit in the weirdest places, like inside the toaster and behind the fridge. The vents thing is tricky too; even with them sealed, the HVAC must just pull particles around.

About those zip barriers: I was skeptical at first, but after getting desperate during a bathroom remodel, I caved and bought one of the reusable ones with a zipper. It sealed off the work area way better than plastic and tape alone, mostly because you’re not constantly peeling back a corner to walk through and breaking the seal. The cost is annoying, but if you’re planning more work down the line, they’re worth it in my opinion. For one-off jobs, I guess it depends on your tolerance for cleaning afterward. Personally, I’d rather spend a bit more up front than chase dust for a month.

The bigger thing I wish I’d known before new windows went in? The installers barely mentioned air sealing. They did a decent job with insulation and caulk, but I had to go back and check every window for little gaps where energy just leaks out—totally defeats the point of high-efficiency glass if you’ve got gaps. And yeah, more dust sneaks in through those spots too.

If you’re still in the thick of it, might be worth checking around the frames now that things have settled. I found a couple spots where the trim didn’t sit flush and just filled them with low-expansion foam. It made a noticeable difference in both drafts and keeping out that never-ending grit.

The mess is frustrating, but at least long-term you get quieter rooms and lower bills. Still, nobody warns you about the weeks of finding dust in your socks drawer...


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johnm76
Posts: 7
(@johnm76)
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You nailed it—the dust situation is just relentless. I’ve seen folks go full NASA cleanroom mode, and still, there’s always that mystery layer on top of the cabinets or inside a closed drawer. The zip barriers are a game changer, though. I used to roll my eyes at them too, but after the third time dragging plastic sheeting back and forth and basically giving up, I bit the bullet. It really does make a difference, especially if you’re running tools in and out all day. Not perfect, but way less mess to chase down later.

That air sealing bit is spot on. It’s wild how often installers kind of breeze over it, like “eh, caulk will do.” But even a tiny gap can let in drafts and, yeah, all that outside grit. I’ve had clients call me a year later wondering why their brand new windows are letting in cold air. Usually, it’s just a missed spot behind the trim or a gap at the sill. Low-expansion foam is definitely your friend, just gotta go easy so it doesn’t bow the frame.

The payoff is real, though—quieter, warmer rooms, and lower bills. The cleanup phase is brutal, but once it’s done, you forget how drafty things used to be.


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jeff_smith9116
Posts: 10
(@jeff_smith9116)
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Totally with you on the dust—my kitchen cabinets looked like an archaeological dig after ours went in. Here’s what I wish I’d done: Step one, tape up every cabinet and drawer you can, even if it feels overkill. Step two, set up a “clean zone” for tools and shoes—made a huge difference, especially with kids running around. And yeah, I learned the hard way that “just caulk” is not enough. Low-expansion foam for the win, but go slow or you’ll end up with windows that won’t open (ask me how I know…). Still, sitting in a draft-free living room now? Worth every bit of the hassle.


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runner81
Posts: 8
(@runner81)
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Low-expansion foam for the win, but go slow or you’ll end up with windows that won’t open (ask me how I know…).

That foam is no joke. I got a little too enthusiastic with it on my upstairs bedroom window and, sure enough, the sash was basically glued shut for weeks. Had to pry it open and ended up scratching the paint. Lesson learned: less is more. And yeah, the dust... I thought taping would be enough, but somehow it still found its way into every drawer. Still, having windows that don’t rattle in the wind? Can’t complain too much.


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geocacher80
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(@geocacher80)
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Had to pry it open and ended up scratching the paint. Lesson learned: less is more.

Been there with the foam—seriously, you’d think a little extra would help, but it’s like the stuff multiplies when you’re not looking. I used “low-expansion” around a bathroom window and it still managed to ooze out just enough to make the latch stick. Ended up taking a razor blade to the edge, which was nerve-wracking since my trim is original to the house.

About the dust, yeah... I underestimated how much would get everywhere too. Even after taping and drop cloths, I found insulation bits in my sock drawer for weeks. Not sure if anyone’s actually figured out a foolproof way to contain it—short of sealing off the whole room with plastic.

Curious if anyone’s tried those foam gun applicators? The cans always seem impossible to control, but maybe the pro tools are better. Or is it just another case of “the right tool won’t save you from your own enthusiasm”?


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psychology_mario
Posts: 35
(@psychology_mario)
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Curious if anyone’s tried those foam gun applicators? The cans always seem impossible to control, but maybe the pro tools are better. Or is it just another case of “the right tool won’t save you from your own enthusiasm”?

I actually went down the foam gun rabbit hole after fighting with the regular cans. Honestly, I think the applicator gun does give you more control—at least compared to those short straw things that come with the can. The flow is smoother, and you can stop and start without the whole thing clogging up immediately. That said, it’s not a magic fix. If you get carried away, you’ll still end up with foam creeping out where you don’t want it. I learned that the hard way around an old sash window. The gun let me be more precise, but I still underestimated how much the foam would expand.

On the dust front, I’m not sure there’s a perfect solution. I tried the whole “zipwall” plastic barrier setup when I replaced two windows last summer. It helped, but I still found sawdust in the hallway and even in the bathroom, which wasn’t even nearby. Maybe it’s just one of those things you have to accept—like how paint finds its way onto your favorite shirt, no matter how careful you are.

One thing I’d push back on is the idea that “less is more” always works with foam. In my old brick house, the gaps were so uneven that using too little left drafts. I ended up having to redo a couple windows because I was too conservative at first. For me, it’s more about technique—short bursts, then walking away for a bit to see how it expands before adding more. Not exactly scientific, but it saved me from having to chisel dried foam off the trim more than once.

Anyone else notice that the “low-expansion” label doesn’t mean much? Seems like every brand has a different definition.


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barbarar96
Posts: 7
(@barbarar96)
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I get what you’re saying about the foam guns, but honestly, I didn’t notice that much extra control when I tried one. Maybe it’s just me, but the cleanup was a pain and I still ended up with blobs in weird spots. The straw cans are messy, sure, but at least I don’t have to buy a separate tool or special cleaner. For small jobs, I actually prefer the cheap cans—less hassle overall. Maybe I’m just not patient enough for the pro setup yet...


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