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Low-flow toilets: worth the hype or just a pain?

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electronics585
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(@electronics585)
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That’s a really good point about the pipes. I’ve lost count of how many times folks have swapped out a toilet thinking it’d fix everything, only to find out the real culprit was ancient, gunked-up drain lines. Low-flow toilets get a bad rap sometimes, but honestly, they’re not the villain if your plumbing’s already struggling.

I’ve seen some newer low-flows work way better than the old-school ones from the ‘90s, too. The tech’s definitely improved. Still, if you’ve got those narrow or rough cast iron pipes, even the fanciest toilet can’t save you from a clog every other week. It’s kinda like blaming your car’s tires when the real problem is a busted suspension.

You’re spot on—always worth poking around (or having someone do it) before dropping cash on a new fixture. Sometimes the answer’s hidden behind the drywall, not sitting on the floor.


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(@mariow58)
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Sometimes the answer’s hidden behind the drywall, not sitting on the floor.

That’s so true. I’ve seen folks blame the toilet when it’s really a decades-old pipe issue. Has anyone here actually had their lines scoped before swapping out fixtures? Curious if that’s saved anyone from unnecessary upgrades.


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peanutevans906
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Has anyone here actually had their lines scoped before swapping out fixtures? Curious if that’s saved anyone from unnecessary upgrades.

Had a call last winter where the homeowner was convinced their “old” toilet was the problem. Scoped the line—turns out, tree roots had invaded halfway down. Swapping fixtures would’ve done nothing. Ever run into a situation where scoping missed something, though? Sometimes those old cast iron pipes hide surprises even cameras can’t catch...


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foodie15
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Never had a camera miss something major, but I’ve heard stories. My neighbor’s line looked clear on the scope, but when they dug it up, there was a huge belly full of sludge the camera just slid over. Sometimes you just can’t win with old pipes...


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josesnowboarder
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My neighbor’s line looked clear on the scope, but when they dug it up, there was a huge belly full of sludge the camera just slid over. Sometimes you just can’t win with old pipes...

That’s wild—I've seen similar where a camera didn’t pick up a sag in the line because it just floated right over the sludge. Makes me wonder about these low-flow toilets… Are they actually pushing enough water to keep those old bellies clear, or are we just setting ourselves up for more of that hidden gunk? I mean, if a scope can miss it, what chance does a trickle from a “water saver” have? Maybe I’m too cautious, but I’ve always worried low-flow makes things worse in older homes. Anyone else run into weird blockages after switching?


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