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Best ways to prep your home for sudden flooding?

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Posts: 6
(@boardgames614)
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Funny how people will spend hundreds on fancy alarms but won’t drop a dime on proper grading... I’ve had tenants swear by those “waterproof” paints, but once the water’s coming in, it’s already too late. French drains are solid, but only if you keep ‘em clear—tree roots are sneaky. Ever tried a battery backup for the sump pump? Saved me once during a power outage, though I’m still not convinced it’s foolproof. Anyone else ever get burned by a so-called “lifetime” waterproofing guarantee?


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sarah_lewis
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(@sarah_lewis)
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I’ve had tenants swear by those “waterproof” paints, but once the water’s coming in, it’s already too late. French drains are solid, but only if you keep ‘em clear—tree roots are sneaky.

Had a “lifetime” guarantee on basement waterproofing once—funny how that only covers the stuff they installed, not when water finds a new path. Battery backups for sump pumps are solid, but I’ve had the battery die mid-storm... Not perfect, but better than nothing. Grading’s underrated for sure, and keeping gutters clear actually makes a bigger difference than people think. Those “waterproof” paints? Might as well use wishful thinking.


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donaldgadgeteer
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(@donaldgadgeteer)
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Yeah, those “lifetime” warranties are usually just a sales pitch—water always finds a way. Here’s what I’ve learned over the years:

- Gutters and downspouts: keep ‘em clean and make sure they drain far from the foundation.
- Grading: sometimes just adding a few bags of dirt around the house makes a bigger difference than fancy systems.
- Sump pumps: I double up—one electric, one battery. Still not foolproof, but better odds.
- French drains: agree, roots are the enemy. I snake mine every spring.

Ever tried one of those water alarms? I stuck a cheap one behind my washer and it actually saved me once... Curious if anyone’s had luck with the pricier smart ones?


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rwhiskers46
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(@rwhiskers46)
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I’ve tried both the cheap water alarms and one of those fancy WiFi ones. Honestly, the smart one is cool—sends my phone a notification if it senses water—but the cheap ones scream loud enough to wake the dead. Not sure the price difference is worth it unless you’re away a lot. Anyone else notice the batteries in those things die way faster than advertised?


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anthonysnowboarder
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(@anthonysnowboarder)
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Anyone else notice the batteries in those things die way faster than advertised?

Yeah, I’ve had the same issue. The cheap ones especially seem to chew through batteries, even when they’re just sitting there doing nothing. I’ve started using rechargeable AAAs in mine—less waste, and I don’t feel as bad swapping them out every few months.

I get what you mean about the WiFi alarms being more useful if you’re away a lot. For me, the notification is nice peace of mind, but honestly, the old-school siren works just as well if you’re home. If you want to stretch battery life, try to keep them out of really humid spots (like right next to a sump pump)—moisture can mess with the electronics and drain power faster.

If you’re worried about flooding, I’d say regular checks and making sure your gutters and drains are clear does more than any alarm. But yeah, the tech is cool... just wish it was a bit more reliable on the battery side.


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