Betterbilt Kleen Out Chemical Drain Opener, 32 Fluid Ounce
Betterbilt Kleen Out Chemical Drain Opener, 32 Fluid Ounce
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Betterbilt Kleen Out Chemical Drain Opener, 32 Fluid Ounce

Key item features

  • Betterbilt Chemical Kleen-Out Sulfuric Acid Drain Opener, 32 fl oz:

    • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
    • Professional grade to manage clogs that normally require a plumber
    • Safe for most Piping Systems and Septic Tanks
    • Encapsulation packaging
    • Kleen-Out drain cleaner weighs 32 fl oz
    • Tamper-resistant for safety
  • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
  • Professional grade to manage clogs that normally require a plumber
  • Safe for most Piping Systems and Septic Tanks
  • Encapsulation packaging
  • Kleen-Out drain cleaner weighs 32 fl oz
  • Tamper-resistant for safety
  • Betterbilt Chemical Kleen-Out Sulfuric Acid Drain Opener, 32 fl oz:

    • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
    • Professional grade to manage clogs that normally require a plumber
    • Safe for most Piping Systems and Septic Tanks
    • Encapsulation packaging
    • Kleen-Out drain cleaner weighs 32 fl oz
    • Tamper-resistant for safety
  • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
  • Professional grade to manage clogs that normally require a plumber
  • Safe for most Piping Systems and Septic Tanks
  • Encapsulation packaging
  • Kleen-Out drain cleaner weighs 32 fl oz
  • Tamper-resistant for safety
  • Betterbilt Chemical Kleen-Out Sulfuric Acid Drain Opener, 32 fl oz:

    • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
    • Professional grade to manage clogs that normally require a plumber
    • Safe for most Piping Systems and Septic Tanks
    • Encapsulation packaging
    • Kleen-Out drain cleaner weighs 32 fl oz
    • Tamper-resistant for safety
  • Quickly dissolves grease, wood, cloth, sanitary napkins, hair and rags
  • Professional grade to manage clogs that normally require a plumber
  • Safe for most Piping Systems and Septic Tanks
  • Encapsulation packaging
  • Kleen-Out drain cleaner weighs 32 fl oz
  • Tamper-resistant for safety
Current price is $7.4823.4 ¢/fl oz
Price when purchased online
  • Free 90-day returns
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Customer ratings & reviews

4.5 out of 5 stars
stars263 ratings79 reviews
How item rating is calculated
5.0
3.3
2.5

Reviews summary

Pros

  • : Lower than similar products.

Neutral

  • : Can be effective on hair clogs, but may struggle with heavy buildup.
  • : Can be effective, but may not always succeed.
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Showing 1-3 of 79 reviews

Feb 22, 2026
David
Item details
Count: 1
Size: 32 fl oz
5 out of 5 stars review

Verified Purchase

This stuff is SERIOUS!!!

This product is very POWERFUL. It is real ACID. Handle with care. Do not allow children near it. Read directions and warnings carefully. It smokes when drizzled into a clogged drain. It is very effective (especially on hair). It was so scary, I immediately purchased another 5 bottles. Frankly, I'm surprised that such a product is available from Walmart. Definitely "old-timey" action. Get a supply for yourself before it is not longer available to the public. And, please read all warnings. Use common sense. Protect your skin. Do not apply to situations where eruptions could occur. Think about seals that could be damaged. It works!

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May 23, 2026
Eric
Top Reviewer
Item details
Count: 1
Size: 32 fl oz
5 out of 5 stars review

Verified Purchase

Works!

I seem to have a glitch in my drainage. My shower plugs up a lot. It is on the second floor and the drain will freeze when its cold and I get slow drainage pretty often when it is warm. Only the shower nothing else so I guess there is a imperfection in the drain coming out of it. I have tried many kids of products to keep it flowing or in the winter just get through the ice. This stuff ate it up in no time. So my experience has been really good with it.

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Oct 7, 2025
Jessica
Item details
Count: 1
Size: 32 fl oz
5 out of 5 stars review

Verified Purchase

A Miracle for Me

I had been spending so much time and money trying to get my tub to drain. it got to the point that I was using a plunger and Drano after every shower, taking the shortest showers possible. I had skipped over this Kleen Out for weeks, assuming it was a “too good to be true” product. But i finally bought it in desperation: I used about 1/10th of a bottle, added hot water as recommended, and … it was fixed permanently! i have ,like, phantom worry that i need more drano and plungers after every shower, but its been weeks and i haven't had to since that one treatment. It's strong, so wear gloves and be aware, but it is a godsend.

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