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Need advice on replacing an old leaky roof

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frodo_chef
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(@frodo_chef)
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Interesting points, but I'm wondering—couldn't the effectiveness of fans vs. insulation depend a bit on your local climate or attic setup? I mean, insulation is definitely important, but what if your attic has decent insulation already, just poor ventilation? Wouldn't fans make a bigger difference then? I'm new to this stuff (first home here!), but maybe it's not always insulation-first for every scenario...?

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(@bailey_inferno)
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That's a thoughtful angle, actually. If your attic already has solid insulation but poor airflow, fans could indeed have a more noticeable impact. Insulation primarily helps maintain indoor temperatures by reducing heat transfer, but if hot air gets trapped up there, even good insulation might struggle to keep things comfortable.

That said, climate plays a huge role too. In humid or very hot climates, attic ventilation fans can significantly reduce moisture buildup and lower attic temps. On the flip side, in colder climates, too much ventilation might actually pull warm air from your home and make heating less efficient.

Have you checked if your attic has any existing passive ventilation like soffit or ridge vents? Sometimes just improving or clearing these can help airflow without needing powered fans... I'm curious—what kind of setup do you currently have up there?

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(@gamer67)
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"Sometimes just improving or clearing these can help airflow without needing powered fans..."

Exactly. I've seen plenty of cases where homeowners jump straight to powered ventilation when a bit of passive vent cleanup would've done the trick. Ridge and soffit vents are often overlooked or blocked by insulation or debris. Might be worth poking around up there first—could save you some hassle (and cash). Also, if you're replacing the roof anyway, it's the perfect time to reassess your vent setup.

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activist11
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(@activist11)
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"Might be worth poking around up there first—could save you some hassle (and cash)."

Good point, but how often does a simple vent cleanup really fix things long-term? I've seen vents cleared only to clog again within months...maybe powered fans aren't always overkill? Just wondering.

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gardening181
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(@gardening181)
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"maybe powered fans aren't always overkill?"

Honestly, powered fans can be a solid solution if you're dealing with persistent moisture buildup. Cleaning vents helps temporarily, sure, but if you're constantly battling humidity...a fan upgrade might actually save you headaches down the road. Just my two cents!

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