7 Best Drain Cleaners in 2023

Fewer things are more frustrating than a slow-flowing or clogged drain at home. Whether it’s from hair, kitchen grease, or toilet paper, buildup in a drain can damage your pipes and lead to hiring an expensive plumber down the road. Luckily, there are many effective drain cleaners on the market that are strong enough to unclog all types of drains.

To find the best drain cleaners, we spent hours researching various formulas while considering factors such as type, ingredients (like chemical vs. natural), and the ability to clear certain drains and pipes. We also spoke to two cleaning experts—Alicia Johnson, owner of Cleaning Green LLC, and Ray Brosnan, co-founder of Brosnan Property Solutions—for tips and insight on how drain cleaners work and exactly what to look for when buying one.

What Is A Drain Cleaner?

Chemical drain cleaners are available for this purpose. Acid-based drain cleaners are most commonly used because they effectively dissolve grease, hair and other common culprits of drain clogs. Clogged showers and sinks are common uses for acid-based cleaners.

Baking soda and vinegar are two natural drain cleaners that work just as well as the commercial versions. Natural drain cleaners are safe for most drains and do less damage to pipes than chemical cleaners. Although they are safer than chemical cleaners, they may not clear stubborn clogs as successfully.

Talk to a plumber if you are not sure which drain cleaner to buy.

7 Best Drain Cleaners

1. Drano Max Gel Clog Remover

Drano Max Gel Drain Clog Remover and Cleaner for Shower or Sink Drains, Unclogs and Removes Hair, Soap Scum, Blockages, 80 oz

For the same reasons that make Drano the best drain cleaner of all, it also stands out from its competitors. This popular drain cleaner can be used in the bathroom, kitchen, laundry room and even the garage without compromising its effectiveness. 

In just about seven minutes, this highly concentrated mixture has completely cleared even the most stubborn drain clog.

Simply empty one-fifth of the bottle down the drain and let it sit for at least 15 minutes (you can even leave it on overnight). Run hot water down the drain to clear the clog. 

You can repeat this process until the drain is free of hair, soap scum, and standing water and the water flows smoothly. This formula not only removes blockages, but also prevents corrosion of the pipes, prolonging their life.

Complex constructions may require additional applications and a longer waiting time (30 minutes or longer). When it comes to unclogging drains in your home, this remedy is hard to beat, and it’s not too expensive either.

2. Pequa Drain Opener

PEQUA INDUSTRIES P-10264 64 oz Pequa Drain Opener

If you do not regularly clear the drain in your shower or bathtub of hair, you can expect clogged pipes. You need a strong drain cleaner that will break up the hair mats and ensure that the water from your shower can flow freely again.

Both commercial and residential users praise the Pequa drain opener, calling it “the best drain opener I have ever used.” This item, which comes in a 64-ounce bottle, can dissolve any type of organic debris. 

This drain opener works quickly, but is non-toxic and safe for your plumbing. Many reviewers confirm that this drain opener is just as effective in the kitchen as it is in the bathroom, and they have used it to clear particularly difficult clogs in the shower or bathtub.

3. Rockwell Invade Bio Drain Gel

Rockwell Labs IBDC032 Invade Bio Drain Gel-1 qt, Orange

If your kitchen sink is clogged, you can use Invade Bio Drain Gel, which not only clears the clog, but also kills drain flies.

The citrusy scent of this product will not bother you in the kitchen, and it comes in convenient one-quart bottles. Scum and other organic debris that have stuck to the walls of the drain are no match for the cutting power of the drain opener. 

In addition, this solution can help get rid of drain flies, which can be a nuisance in the bathroom or kitchen but are notoriously difficult to get rid of. Reviewers have found that the product effectively eliminates drain flies and clears pipes, leaving behind a lovely orange scent.

4. Bio-Clean Drain Septic Bacteria

Bio-Clean Drain Septic 2# Can Cleans Drains- Septic Tanks - Grease Traps All Natural and 100% Guaranteed No Caustic Chemicals! Removes fats Oil and Grease, Completely Cleans Your System.

Harsh chemical drain openers should be avoided if you have a septic system, as they can damage pipes. Instead, try a product like Bio-clean Drain Septic Bacteria, which is designed for use with septic systems.

The natural bacteria and enzymes in this powder mixture make short work of decaying matter in your wastewater system. It can remove a variety of stubborn contaminants, including oil, hair, soap residue, food and more. It is safe for use in all wastewater systems, including septic tanks, because it does not react with inorganic compounds.

 Users report that after following the instructions for several days, the solution was able to remove all traces of clogs and backups from their pipes, resulting in faster drainage.

5. Instant Power Hair and Grease Drain Cleaner

Instant Power Hair & Grease Drain Opener 2 L (1)

The accumulation of hair in the shower drain can lead to serious blockages that require the use of a powerful drain opener. Hundreds of satisfied customers have left reviews on Amazon praising the Instant Power Hair and Grease Drain Opener as a simple, reliable and useful tool.

You get this drain opener in a 68-ounce bottle, and it has a special formula for removing hair and oil. It is odorless and fume-free, so it will not bother your neighbors, and it is suitable for all types of pipes and septic systems. 

You can be confident that this drain opener is effective because it has hundreds of positive reviews from people who have used it to clean their kitchen and bathroom drains. It has been reported to clear clogs that even plumbers could not remove.

6. Comstar Pure Lye Bead Drain Opener

ComStar Pure Lye | 99% Pure Sodium Hydroxide Beads | Eco-Friendly, Industrial Strength, Biodegradable Drain Opener | Safe on Fixtures | Static-Free, Unique Beads for Soap Making | 1 lb. (30-500)

The most common types of drain openers are liquids and gels, but there are other products, such as the ComStar Pure Lye Bead Drain Opener. To unclog even the most stubborn pipe blockages, this solution uses 99 percent pure lye beads, which are industrial strength.

The caustic beads, which weigh one pound each, reside at the bottom of standing water, where they can penetrate to the root of the problem and dissolve even the most stubborn clogs. 

To prevent damage to plastic pipes, grease traps and septic systems, the formula is odorless and non-acidic. The device has received rave reviews from customers who say it has been able to clear severe drain clogs where others had failed.

7. Green Gobbler Ultimate Main Line Drain Opener

Green Gobbler Ultimate Main Drain Opener | Drain Cleaner Hair Clog Remover | Works On Main Lines, Sinks, Tubs, Toilets, Showers, Kitchen Sinks | 64 fl. oz.

There are a number of reasons why you should not use drain cleaners in the toilet: Chloramine, a toxic gas, is formed when toilet bleach and the ammonia found in most drain cleaners react with each other. 

Most drain cleaners also contain abrasives that can corrode your pipes over time. However, toilet clogs can be easily cleared with Green Gobbler Ultimate Main Line Drain Opener, which is specially formulated with non-chemical chemicals. 

Clogged toilets can be cleared of paper towels, baby wipes and other debris with this odorless and non-caustic liquid. In addition, it is suitable for installation of pipes in kitchen and bathroom sinks, waste containers, bathtubs, septic systems and elsewhere.

Johnson prefers Green Gobbler drain cleaner because of its natural enzyme-producing bacteria and other biodegradable and non-hazardous chemicals that help digest and dissolve whatever is causing the clog. 

This is exactly why this enzymatic cleaner is safe to use in toilets, unlike other caustic or acidic cleaners. Although it is more expensive than our preferred option, we believe that its usefulness, effectiveness and safety profile make up for the extra cost, especially if you need to clear a clogged toilet drain.

Types Of Drain Cleaners

Drain cleaners are a must for every plumber. They are used to clear clogs and debris from drainage systems. Each drain cleaner has its own advantages and disadvantages, but there are a variety of options.

Chemical drain cleaners are the most commonly used. The clog-removing ingredients in these cleaners are powerful. Although they are usually effective, they can cause injury or damage to pipes if used improperly.

Another method of drain cleaning is to use a plunger or snake to physically remove the clog. However, if the clog is very stubborn, this method may be more difficult to use than others that damage the pipes.

Which drain cleaning agent is best for a particular clog and drain system ultimately depends on the context. A licensed plumber can examine the problem and advise you on how to fix it.

Are Drain Cleaners Worth It?

If you have a clogged sink and need to drain the water quickly, drain cleaners can be your salvation. What I want to know is whether or not you think these remedies are really expensive. Sometimes drain cleaners work because they use strong chemicals to dissolve the gunk that is clogging your drain.

On the other hand, improper use of these substances can harm your pipes and lungs. Moreover, drain cleaners are only a short-term solution because they do not get to the root of the problem causing the clog.

That’s why you should contact a plumber for clogging problems. He has the necessary equipment and experience to clean your drains quickly and effectively without causing any damage.

While drain cleaners can be useful in emergencies, they are not always the best solution.

How To Shop For The Best Drain Cleaner

Do you want to know where to buy the best drain cleaner? If so, there are a few things you should keep in mind. If you follow these guidelines, you should have no problem finding an effective drain cleaner.

  • You should consider what type of drain cleaning you need. There are several types, each suitable for a particular task. For example, when it comes to drains, not all drain cleaners are the same. Finding the right cleaner will be less of a hassle once you figure out what type you need.
  • Check what’s in it: the effectiveness of drain cleaners can vary greatly depending on what ingredients are used. To clean a drain, you may need a product that contains acids or alkaline.
  • Always check the ratings: There are huge differences in quality when it comes to drain cleaners. Therefore, be sure to check customer reviews before making a purchase.


How long can you leave drain cleaner in the drain?

Regular use of a drain cleaner is a great way to ensure smooth drainage in your home. However, proper use is essential to keep your pipes in good condition. When using drain cleaner, how long is too long?

This question depends on the drain cleaner in question. In most cases, half an hour to an hour is enough for the drain cleaner to do its job. This allows it to work on the clog and perhaps clear the drain.

For really stubborn clogs, it may be necessary to leave the drain cleaner in the drain longer, even overnight. Remember to follow the instructions on the bottle and stop the drain every 24 hours while the cleaner is working. Avoid doing this as it may cause the pipe to burst.

How long should I run water after using a drain cleaner?

To unclog a drain, a drain cleaner is essential, but if used improperly, it poses a serious risk. To ensure your safety, always follow the instructions on the drain cleaner bottle.

When you use a drain cleaner, it’s best to run water down the drain for a few minutes afterwards to flush away any remaining chemicals. If you want to prevent your pipes from corroding, you should not use drain cleaner more than once a week.

Your drain may need to be cleaned or replaced by a professional if it is clogged frequently.

How We Chose The Best Drain Cleaners?

To make sure we know all the brands that are out there, we research extensively online and with the industry’s leading online retailers before making a final decision 

We consider many factors, such as customer feedback, star ratings, brand philosophy, production methods, raw materials, and ease of access. We take the time to think through the pros and cons so you do not have to.

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