We consider a main line drain opener to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best main line drain opener for you.

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Our Top Picks:

Best Overall: Buy: Scotch Main Line Drain Opener READ REVIEW

Best For Positive Type Developer: Buy: Comstar Main Line Drain Opener READ REVIEW

Best For Slow Drain: Buy: Amazing Products Main Line Drain Opener READ REVIEW

Best For Toilet Paper Clog: Buy: Roebic Main Line Drain Opener READ REVIEW

Best For Sewer Lines: Buy: Sanco Industries Main Line Drain Opener READ REVIEW

Best For Odor: Buy: Bioclean Main Line Drain Opener READ REVIEW

Best With Good Scent: Buy: Green Gobbler Main Line Drain Opener READ REVIEW

Best For Removing Clogs: Buy: Black Diamond Stoneworks Main Line Drain Opener READ REVIEW

Best For Use: Buy: Instant Power Main Line Drain Opener READ REVIEW

Best For Standing Water: Buy: By Betterbilt Main Line Drain Opener READ REVIEW

Best Overall: Scotch Main Line Drain Opener

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The Scotch Main Line Drain Opener is the best fully-featured opener on the market today. The scotch main line drain opener is the strongest nonacid formulation on the market. Allow hair & grease drain opener to stay in the drain overnight. Further, the opener has baking soda and it is good for high quality.

The opener can be used. The longer it remains in the drain, the more drain clogging material it will dissolve. Further, it is highly recommend, to keep your drains clear and it worked great. Most importantly, the scotch main line drain opener is perfect for shower drains and it has a moldy smell.

Most buyers agree that the opener is by far the best unclogged on the market. In addition, a few also found that the opener includes washing machines plus has a money - back guarantee. In addition, they strongly agree that the opener is a question that should be asked of the manufacturer. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• Opens drains and removes unwanted clogs.
• This does the job and it is non-toxic.
• One of the newcomers and featured product.

Best For Positive Type Developer: Comstar Main Line Drain Opener

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Best part: Comstar Main Line Drain Opener costs comparatively low and it is available to ship in 24 hours. The comstar main line drain opener is designed to clear out drains, grease traps, and septic systems by dissolving grease, hair and root growth instantly. Comstar pure lye does not stink or create fumes and has become a favorite drain-opening product for homes, schools, hospitals, cafeterias, and restaurants. This fantastic product clears clogged and slow - moving drains, grease traps, and septic systems without harming septic or cesspools.

The opener is made with great stuff and it is great for bathtub drains. In addition, this has wear gloves and it is great for unclogging sinks. Finally, the comstar main line drain opener is also a best-selling soap maker.

Almost all buyers quickly discovered that the opener is wonderful on clogged drains. Moreover, they strongly agree that the opener can be used in the toilet but has to dissolve in water completely first. And, they say that this review is strictly for 100% lye. To sum up, many customers have used the comstar main line drain opener for more than a few months without any problems, and it shows no sign of giving up.

• These do not clump together, create static, and dissolve quickly.
• This cleans drains completely and it is a centuries old process.
• This is made for hair clogs, but you never know.
• This is blue and it reads the directions.

Best For Slow Drain: Amazing Products Main Line Drain Opener

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Amazing Products makes beautiful and great products with classic and smartly chosen materials. The amazing product is a main line drain opener very quickly and it works well with floor drain. As you pour liquid fire into a clogged or slow running drain, it reacts instantly, creating heat. Also, this means wearing gloves, reading instructions and it is great for the same thing.

The opener provides professional results, cleaning drain pipes in sinks, tubs, shower stalls, plus septic tanks and laterals. Most importantly, the Amazing Products Main Line Drain Opener works fast and it works fast.

Almost all buyers found that the opener is some pretty powerful stuff. Further, they strongly agree that the opener does take some time to reach max draining. And, they say that this liquid fire will unclog anything in its way, almost immediately. To sum up, the tone of buyers is very positive and we believe that the opener suits the purpose.

• This is sulfuric acid but it doesn't give an amount.
• This is so powerful, that it will corrode metal.
• This will but be prepared for the plethora of odors, non pleasant.
• This is perfectly safe for PVC and other plastics and composites.

Best For Toilet Paper Clog: Roebic Main Line Drain Opener

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The Roebic Main Line Drain Opener's superior materials makes sure that it ages well with use. The roebic main line drainopener is used for good results, has followed directions and it is made for all at the same time. Make sure this fits by entering your model number. Also, it works as advertised and it is environmentally friendly.

Finally, the roebic main linedrain opener is economical and it is environmental.

Almost all buyers opine that the opener will help, but you might get lucking. Moreover, they strongly agree that the opener seemed to have been cleared up by using leach and drain field. Overall, most buyers agree that the opener suits them best, and no one questions it.

• This works well for opening clogs in the system through the toilet.
• This is great for toilet paper and it saves you money.
• This can sit thru the evening.
• This will not dissolve your rubber hair catcher.

Best For Sewer Lines: Sanco Industries Main Line Drain Opener

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Compared with other openers in this category, the Sanco Industries Main Line Drain Opener has a convenient design. The sanco industries main line drain opener can Google for instructions for use and it dug a trench. It is made up of copper sulfate crystals that will kill invasive septic and sewer pipe roots without harming your tree. Moreover, it is perfect for easy use, is great for customer service and it is for sewer lines.

The opener is with fast shipping, does the job and it is very simple. Lastly, the sanco industries mainline drain opener is very effective, is highly recommended and it works well with floor drain.

Most customers quickly discovered that the opener is in those pipes working away. And, they also found that the opener is about twenty bucks and it works. Also, a few also found that the opener is easy to use, though results are not yet known.

• This is coming from someone who has tried everything out there.
• This is smaller grains which makes it easier to be desolved into the system.
• This is the best root killer ever.
• This has to kill and deter roots.

Best For Odor: Bioclean Main Line Drain Opener

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Next on the list, we've got yet another opener that manages to win our hearts. It's the Bioclean Main Line Drain Opener and it's widely considered as one of the most convenient openers you can buy. The bioclean main line drain opener is a perfect solution for sink drains, has prevented clogs and it is used for hair buildup. The Manufacturer says: Our bio-clean mixing cup makes it extremely easy to mix and use. And, the opener comes with clear instructions and it is great for shelf life.

The opener includes one 2 pound jar of bio-clean, one quart-sized mixing cup with measuring lines, one refrigerator reminder magnet, and a handy tool to immediately remove hair from drain lines. Lastly, the bioclean main line drain opener is great for simple instructions and it is safe for all pipes.

Most customers agree that the opener is not listed on the many things it can be used on. Moreover, a few also found that the opener is a great way to clean your drains. Moreover, they strongly agree that this is better than using the chemical stuff ( draino, etc ) because it destroys your plumbing. To sum up, for almost all customers, Bioclean product was just what they wanted.

• These take longer to clear, but, in the long run, are safer.
• This is guaranteed to fix slow running drains.
• This does flush with hot water and closes the drain with drain stoppers.
• This will never reach 100 and it is definitely worth buying.

Best With Good Scent: Green Gobbler Main Line Drain Opener

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The Green Gobbler Main Line Drain Opener's material feels more premium than its price would suggest. The green gobbler main line drainopener worked very well, is very good and it has baking soda. The ultimate main line opener’s thick, high-density formula sinks through water and clings to pipes to liquify tough drain obstructions, clearing the mainline to and from your home. In addition, it is pretty good and it is good for fast delivery.

The opener works well with floor drain and it is made with organic matter. Finally, the green gobbler main linedrain opener is safe for all pipes, is used for draining flies and it is great with a good scent.

Almost all buyers opine that the opener is used for kitchen drain. In addition, they also found that the opener is made to stay there and clean. Also, they strongly agree that the opener is easy to use and has no nasty odor. To sum up, the tone of buyers is very positive and we believe that the opener suits the purpose.

• This is great for both addressing clogs and preventive maintenance.
• This is used to get it started and voila.
• This can be used on stubborn bathroom sink.
• They came in and got at it from the septic tank.

Best For Removing Clogs: Black Diamond Stoneworks Main Line Drain Opener

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We would, of course, be remiss if we didn't mention the black diamond stonework main line drain opener for daily purpose. The black diamond stonework main line drain opener is harmless to plants, animals, and marine life and is non-pathogenic. These products are all professional strength for whenever you desire the best. These specially formulated cultures with high degrees of biological activity will reduce fats, oils and greases (fog) and eliminate offensive odors.

Most importantly, the black diamond stonework main line drain opener has saved money and it is safe on pipes.

Most buyers opine that the opener takes some time to clog. And, they also found that the opener is great for removing clogs in the drainage. And, a few also found that the label states that it is safe for grease traps, drains and pipes. To sum up, buyers found this to be one of the best products for daily purposes.

• Commercial drain cleaner for slow draining sinks and lines.
• This is completely natural bacteria based, so yes it is safe.
• Save money & repairs by getting serious grease trap treatment.
• This does not state it is safe for septic tank.

Best For Use: Instant Power Main Line Drain Opener

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Instant Power has been making great openers for years, thanks to a combination of clever design and appropriate materials. The Instant Power Main Line Drain Opener reads the directions and it works well with floor drain. End the slow drain in your sink, shower, tub, disposal, rv, etc. Further, the opener is very good and it is great for use in sinks.

The opener is safe for plumbing and it worked great. Lastly, the instant power main line drain opener does the job and it is environmental.

Most buyers opine that the opener is best for clogged drains. In addition, they say that the opener is cheap and does the trick is a real treat. Therefore, buyers were eager to recommend it to friends and families.

• Creates a bio-mass to continue cleaning and keep drains free flowing.
• Slow drain build up remover clears slow drains, eliminates odors, and prevents future clogs.
• Utilizes bacterial/enzyme formulation to dissolve organic matter.
• This provides great value and it is made with organic matter.

Best For Standing Water: By Betterbilt Main Line Drain Opener

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Most customers find that the opener can smell the house a bit. And, they also found that the opener would make the metal turn brown, so cover it.

• Good brand reputation.
• One of the newcomers and featured product.