15 Best Drain Cleaners

What Is A Drain Cleaner?

Zep Drain Defense Pipe Build-Up Remover - 64 Ounces (Case of 2) ZLDC648 - Professional Strength Liquid Pipe Build Up Remover

Drain cleaners are chemicals that are used to unclog or clean drains. The most common type of drain cleaner is an acidbased cleaner, which breaks down the grease, hair, and other debris that can build up in drains. Acid-based cleaners are typically used on clogged showers and sinks. 

The best drain cleaners can also be made from natural ingredients such as baking soda and vinegar. Natural drain cleaners are less likely to damage pipes than chemical cleaners and are safe for use on most types of drains. However, they may not be as effective as chemical cleaners at breaking down severe clogs. 

If you’re not sure which drain cleaner to use, consult a plumbing professional for advice.

15 Best Drain Cleaners

#1: Drain OUT Kitchen Drain Opener and Drain Cleaner, Food and Grease Remover, Fresh Citrus – 16 Ounce

BrandDrain OUT
Item Weight1 Pounds
State of matterLiquid

About this item

  • Powerful and safer to use kitchen drain cleaner
  • Surfactant based formula specifically designed to break up kitchen food and grease-based clogs
  • Freshens drain and disposer with a clean, citrus scent
  • Regular use prevents slow running drains
  • Plumbing and septic safe

#2: Green Gobbler ENZYMES for Grease Trap & Sewer – Controls Foul Odors & Breaks Down Grease, Paper, Fat & Oil in Sewer Lines, Septic Tanks & Grease Traps (1 Gallon)

About this item

  • RAPID DEGRADATION TECHNOLOGY. Green Gobbler Enzyme Drain Cleaner degrades fats, oils, greases, starches, proteins, cellulose, sludge, and other food waste. Enzymes are a safer alternative to sodium hydroxide and other caustic chemicals.
  • REDUCE PUMP-OUT FREQUENCY. Enzyme Drain Cleaner reduces the frequency of costly septic tank pump outs when used regularly. Increases the efficacy of grease traps by allowing bacteria to work more effectively.
  • TARGETS FOG, EVEN AS pH DECREASES. Green Gobbler Enzyme Drain Cleaner aids in the biological breakdown of organic material inside of drains and tanks. Promotes separation of water phase from FOG phase, thanks to de-emulsifying surfactant.
  • ULTRA-FAST ODOR ELIMINATION. Green Gobbler Enzyme Drain Cleaner eliminates odors associated with drain lines, lift stations, sewers, septic tanks, leach fields, cesspools, grease traps, and grease interceptors.
  • GUARANTEED, OR YOUR MONEY BACK. Green Gobbler’s conscious creations are safer, stronger, and more effective than caustic chemicals. 30-day money back guarantee. Your satisfaction is guaranteed.

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

Item Weight2.52 Kilograms
State of matterLiquid
Liquid Volume80 Fluid Ounces

About this item

  • Formulated thick to dissolve the tough clogs fast
  • Cuts through standing water straight to the clog
  • Safe on PVC, metal pipes, garbage disposals and septic systems
  • More than just a hair clog remover – guaranteed to work or your money back
  • Removes and cleans clogs in all bathtubs, showers, and sinks

#4: Earthworm Fragrance Free Drain Cleaner – Drain Opener – Natural Enzymes, Environmentally Responsible, Safer for Pets and Kids – 1 Half Gallon, 64 oz

Item Weight64 Ounces

About this item

  • Does not contain harsh chemicals
  • Natural Enzymes won’t damage plumbing
  • Removes build up and helps stop clogs before they start
  • Keeps drains and garbage disposals smelling clean and fresh
  • No Fragrance
  • Rated Best Natural Drain Cleaner by Real Simple Magazine (July 2022) – “Overall, this cleaner is a great choice for anyone looking to unclog their drain using safe and natural ingredients, particularly in households with small children or pets. We also like that this drain cleaner is from a women- and family-owned brand.”

#5: Zep Drain Defense Pipe Build-Up Remover – 64 Ounces (Case of 2) ZLDC648 – Professional Strength Liquid Pipe Build Up Remover

Item Weight64 Ounces
State of matterLiquid

About this item

  • For use in: sinks, garbage disposals, tub/shower drains, RVs and grease traps
  • ENZYME BASED FORMULA: Breaks down drain-clogging elements
  • SAFE FOR: PVC and most other septic systems. Use monthly to prevent clogs, slow drains & restore flow
  • BREAKS DOWN: Into CO2, minerals and water
  • Enzymes remove years of build-up. Provides 21 months of drain protection

#6: Instant Power Enzyme Drain Cleaner, Drainage Clog Remover, 1-Gallon

BrandInstant Power
State of matterLiquid
Liquid Volume128 Fluid Ounces

About this item

  • CLEANS AND DEODORIZES: Bad odors in your kitchens and restrooms could indicate that your drain system is clogged; Instant Power clogged drain cleaner removes blockages, clears odor-causing build-up
  • EFFECTIVE CLOG REMOVER: Our clog remover uses enzymes to breakdown and rinse away grease, food particles, and other materials that get stuck in your drainage over time
  • REDUCES COST: Our drain clog remover reduces drain blockage emergencies that disrupt business operations and minimizes the need for frequent grease trap pumping
  • NO HARSH CHEMICALS: Instant Power Enzyme Drain Cleaner does not use harmful acids and caustic ingredients; It contains powerful enzymes that clear clogs but is safe on your pipes and drainage
  • ECO-FRIENDLY: Our environmentally friendly formula will digest fats, oils, and greases along with other organic waste that accumulate in drains and grease traps

#7: CLR Clear Pipes & Drains Clog Remover and Cleaner, For Shower, Sink, Toilet, Garbage Disposal, 42 Ounce Bottle

ScentFragrance Free
Item Weight42 Ounces
Liquid Volume42 Fluid Ounces

About this item

  • Prevents Build Up: CLR Clear Pipes & Drains remover is a preventative maintenance product. It dissolves crud build such as oil, soap scum, shampoo, conditioner, shaving cream, toothpaste and kitchen waste
  • Drain Care: Remove pipe buildup from daily household use. Use monthly in sinks, toilets, showers, drains, garbage disposals and grease traps to keep drains flowing smoothly. Fragrance free
  • Septic Safe: CLR Clear Pipes & Drains is safe for all pipes and septic systems. Safe for people. Safe for pets. Safe for the environment
  • EPA-Certified: CLR Clear Pipes & Drains Build Up Remover is part of the EPA’s Safer Choice Program recognizing the product as a safer alternative to chemicals and contains no phosphates, ammonia or bleach. Made in the USA
  • Fight the Clean Fight: CLR offers products for all of your household needs including Healthy Septic System, Spotless Stainless Steel, Brilliant Bath, and Clog-Free Drain

#8: Roebic HD-CRY-DO Heavy Duty Cleaner Clears Clogs and Melts Grease Professional Strength Crystal Drain Opener, 100% Lye, Black

Item Weight2 Pounds
State of matterSolid

About this item

  • IDEAL FOR KITCHEN CLOGS. Melts and destroys grease, other kitchen clogs and will keep drains clear
  • ECONOMICAL AND EFFECTIVE. Heavy duty Professional Strength Crystal Drain Opener can effectively clear tough clogs from pipes and drains
  • 100-PERCENT LYE. Contains 100% sodium hydroxide (caustic soda). Not for use in toilets, garbage disposals or with aluminium, lead, zinc or galvanized pipes
  • EASY TO USE. Follow simple steps provided on label to ensure effectiveness of Roebic Heavy Duty Crystal Drain Opener

#9: Brodys – A/C HVAC Drain Line Cleaner, 16oz Bottle, 2 MONTH SUPPLY, (Great to use at home, in the office, at restaurants and large commercial buildings)

Item Weight16 Ounces
State of matterLiquid

About this item

  • Helps Prevent Clogs and Water Leaks in A/C Drain Lines. With easy to use directions on the bottle, anyone can do it. Monthly maintenance will save on costly repairs
  • Hvac approved. Proper usage will prevent costly water damage and save on annual maintenance costs. We recommend following our easy to use directions once a month for best results
  • Our Heavy duty, bio enzyme formula will break down and reduce build up in a condenser drain line, drip pan, pump reservoir and p-trap that cause clogging and overflow problems.
  • By preventing drain line clogs and overflow, you will have a free flowing drain lines and zero costly repairs. Easy to use directions make this item a must DIY weekend activity.
  • Brodys A/C Drain line cleaner is a heavy duty drain clog remover and more effective than ac pan tablets. Our formula was tested numerous times to ensure great results.

#10: Biokleen Bac-Out Enzymatic Drain Cleaner – 32 Ounce (2 Pack) – Enzyme Prevents Clogs, Eco-Friendly, Live Enzyme-Producing Cultures and Plant Extracts, No Artificial Fragrance or Preservatives

ScentFragrance Free
Item Weight32 Ounces
State of matterLiquid

About this item

  • PREVENTS DRAIN CLOGS AND ELIMINATES ODORS: Bac-Out Drain Care prevents clogs, and eliminates tough odors. Its gel coating action thoroughly coats pipes to treat slow drains
  • KEEPS PETS AND KIDS IN MIND: Bac-Out Drain Care leaves no harsh fumes or residue, just cleaner pipes and less odor.
  • BIO-ACTIVE FORMULA: A unique blend of live enzyme cultures breakdown and absorb organic material. It’s a more natural way to remove buildup and stinky odors.
  • PLANT-BASED PRODUCT: Bac-Out uses a plant-based, eco-friendly solution with no artificial fragrances or dyes. Our products never contain phosphates, chlorine, ammonia, or brighteners.
  • NEVER TESTED ON ANIMALS AND MADE IN THE USA: Biokleen products are never tested on animals, use biodegradable ingredients and are proudly manufactured in America

#11: XionLab Safer, Greener Drain Clog Remover – Industrial-Strength Liquid Drain Cleaner for Hair & Grease – Septic Safe, Odorless, Biodegradable for Bathroom Sink, Bath Tub, & Shower Drain – 32 oz

BrandXion Lab
Item Weight32 Ounces
State of matterLiquid

About this item

  • AVOID OTHER SINK DRAIN CLEANER S THAT promise results and flat out DON’T WORK OR MAKE THE PROBLEM WORSE! Xion Lab AWARD-WINNING Gel Liquid Shower Drain Cleaner was formulated with INNOVATIVE TECHNOLOGY to ATTACK CLOGS AT THE ROOT. Our drain opener clings to blockages, WITHOUT GENERATING TOXIC GASES THAT open clogs in your pipes. Our thick, heavier-than-water pipe cleaner works quickly on fats, oils, grease, soap scum, lint & hair. *Not suited for paper, plastics or food particles.
  • MOST ACID-BASED BATHROOM SINK DRAIN CLEANERS ARE VERY toxic, corrosive & damaging, with chemical ingredients HARMFUL TO YOUR PIPES, THE ENVIRONMENT & YOU. That’s why we created our proprietary cutting-edge hair clog remover for sink formula to be EFFECTIVE YET ODORLESS, NON-FLAMMABLE & BIODEGRADABLE. No sharp, burning after-smell. It truly is the GREENER, SAFER liquid drain cleaner that ACTUALLY WORKS. Our container uses post-consumer recycled plastic, further lowering our eco-footprint.
  • BALANCING BETWEEN EFFECTIVENESS & SAFETY, OUR hair drain clog remover is non-corrosive & APPROVED FOR USE ON ALL TYPES OF PIPES. So, unlike more caustic heavy duty drain clog remover, you can solve your shower tub drain clog problems without creating more damaging ones. PROFESSIONAL STRENGTH, it safely gets the job done right. Our drain clog remover IS RECOGNIZED BY THE TERRA CARE SEAL representing that it MEETS ENVIRONMENTAL SAFETY STANDARDS.
  • POWERFUL ENOUGH FOR tough clogs YET GENTLE ENOUGH FOR YOUR SEPTIC TANK. When used properly, our SEPTIC SAFE drain cleaner won’t harm the biological enzymes that keep your septic tank system running well. MUCH SAFER THAN acid drain cleaner, and MORE POWERFUL & EFFECTIVE THAN enzyme drain cleaner, Xion Lab disposal cleaner is PROUDLY MADE IN THE USA. We are a SMALL FAMILY-OWNED BUSINESS and love what we do. If, for any reason you aren’t happy, WE WILL MAKE IT RIGHT.
  • AT XION LAB, WE DON’T SPEND our money, time or energy marketing subpar drain unclogger that doesn’t truly work. Instead, WE INVEST IN CREATING innovative, cutting-edge, SAFER, CLEANER solutions to your common household problems. We believe in what we do. WE BELIVE IN CONTRIBUTING TO A CLEANER PLANET & A CLEANER BODY. That is why a percentage of each sale goes to SUPPORTING NON-PROFITS WORKING TO CURE DRUG ADDICTION.

#12: GoFlow Drain Cleaner – Odorless Non-Acid Crystal Granules – Clear Stinky Drains – Pipe Opener – 2lb | Made In USA

Item Weight2 Pounds
State of matterSolid

About this item

  • EASY ON THE NOSE: Odorless non-acid crystals are useable in most environments and won’t produce any noxious fumes.
  • DRAIN PIPE CLEANER: GoFlow clears and cleans the kitchen, tub, bathroom, shower drains, and grease traps.
  • 2 POUND TUB: We packed 2lb of crystals into this to ensure you have enough to tackle any project, big or small!
  • GOOD ALTERNATIVE TO LIQUID: This product will not harm or cause damage to your pipes
  • MADE IN USA: Proudly made in Columbus, Ohio by Aqua Science Inc.

#13: BioFresh – Enzyme Drain Cleaner & Odor Eliminator. Deodorizes and Unclogs Smelly Garbage Disposals, Washing Machines and Slow Drains. Super Concentrate w/Pleasant Fragrance (32oz)

Item Weight32 Ounces
State of matterLiquid

About this item

  • SAFE AND ECO-FRIENDLY: BioFresh uses natural bacteria cultures to break down odors and organic waste. The ingredients are a proprietary blend of microbes that are safe, effective, and won’t damage your drains, pipes or septic systems.
  • MADE IN THE USA: We are proud that all of our products are created and manufactured in the USA. We have strict quality control measures in place to ensure consistency and potency.
  • HOW TO USE: Perfect as a garbage disposal cleaner and deodorizer, washing machine odor eliminator, dishwasher clogs, and shower drain clog remover. Unclog and deodorize any drain. Great for returning flow to slow drains. Use in washing machines, dishwashers, toilets, urinals, and garbage disposals.
  • DOUBLE STRENGTH: Super concentrated formula. Up to 16 treatments per 32 oz bottle and 64 treatments per gallon.
  • SATISFACTION GUARANTEED: We go above and beyond for all of our customers. Get 100% money back if you are unsatisfied for any reason.

#14: Rooto 1030 Drain Cleaner With Lye, 1 lb, 2 Piece

Item Weight2 Pounds
State of matterSolid

About this item

  • This item is Rooto 1030 1 lb. drain cleaner with lye
  • Used for rough plumbing, drain openers and stops accessories
  • The product is manufactured in United States

#15: Green Gobbler | Garbage Disposal Drain Cleaner | Odor Eliminator

BrandGreen Gobbler
Item Weight1.03 Kilograms
State of matterLiquid
Liquid Volume32 Fluid Ounces

About this item

  • POWERFUL DRAIN & DISPOSAL CLEANER: Powerful enzymes digests food, grease, fats, oil & paper that clog drains. Use regularly for preventative maintenance and to keep drains smelling fresh and running clean
  • FRESH SCENT: Deodorizes & cleans simultaneously with a fresh orange citrus scent that lasts. Pour 4 to 6 oz into the drain every week for best results
  • HELP MAINTAIN AND CARE FOR PIPES & SEPTIC SYSTEM: Great for pipes & septic systems. Helps Digest and clean away the organic buildup that tends to clog drains and cause odors
  • ULTRA-THICK, EFFECTIVE FORMULA: Ultra-thick formula clings to disposal blades & pipe walls. Thickened formula allows the product to cling and stay active for extended periods of time
  • EASY TO USE: Measurement marks on bottle for ease of use. Each bottle has markers which help pour the perfect amount of cleaner into the drain. Easy DIY care for your home

Types Of Drain Cleaners

Drain cleaners are one of the most important tools in any plumber’s arsenal. They’re used to clear clogs and buildup from drains, keeping the plumbing system flowing smoothly. There are a variety of drain cleaners available on the market, each with its own advantages and disadvantages. 

The most common type of drain cleaner is chemical drain cleaner. This cleaner uses harsh chemicals to break down and dissolve clogs. While it’s typically effective, it can also be damaging to pipes and poses a risk of injury if used improperly. 

Another option is manual drain cleaning, which involves using a plunger or snake to physically remove the clog. This method is often preferable since it’s less likely to damage pipes, but it can be more difficult to use if the clog is particularly stubborn. 

Ultimately, the best type of drain cleaner for a given situation depends on the severity of the clog and the condition of the plumbing. A professional plumber will be able to assess the situation and recommend the best course of action.

Are Drain Cleaners Worth It?

Drain cleaners can be a godsend when your sink is clogged and you need to clear it out quickly. But are they really worth the money? Drain cleaners use a variety of harsh chemicals to break down the gunk that’s clogging your drain, which can be effective in some cases. 

However, these chemicals can also damage your pipes and respiratory system if used incorrectly. In addition, drain cleaners are only a temporary fix—they don’t address the underlying cause of your clog, so the problem is likely to come back. 

For these reasons, it’s often best to call a professional plumber to take care of your clogging problems. They have the tools and expertise to quickly and safely clear your drains without damaging them. 

So while drain cleaners can be helpful in a pinch, they’re not always the best solution in the long run.

How To Shop For The Best Drain Cleaner

Are you looking for the best drain cleaner? If so, there are a few things you should keep in mind. By following these tips, you’ll be able to find the best drain cleaner for your needs. 

  • Consider the type of drain cleaner you need: There are several different types on the market, each designed for a specific purpose. For example, some drain cleaners are designed to clear clogged drains, while others are meant for general maintenance. Once you know which type of cleaner you need, it’ll be easier to narrow down your options.
  • Take a look at the ingredients: Some drain cleaners are more effective than others, depending on the ingredients they contain. Acids and lye are two common ingredients that can be found in drain cleaners. 
  • Don’t forget to read the reviews: Drain cleaners can vary drastically in quality, so it’s important to read reviews before making a purchase. 


How long can you leave drain cleaner in the drain?

Drain cleaners are a great way to keep your drains clear and free-flowing. However, to avoid damaging your pipes, it’s important to use them safely and correctly. So, how long can you leave drain cleaner in the drain?

The answer depends on the type of drain cleaner you’re using. For most products, it’s safe to leave the drain cleaner in the drain for 1530 minutes. This will give it time to break down the clog and clear the drain. 

However, if you have a particularly tough clog, you may need to leave the drain cleaner in the drain for a longer period of time—up to overnight. Just be sure to follow the manufacturer’s instructions, and never leave drain cleaner in the drain for more than 24 hours. Doing so could damage your pipes.

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

Drain cleaners are a powerful tool for clearing out clogged drains, but they can also be dangerous if used improperly. To be safe, always read the instructions on the drain cleaner bottle before use and follow the manufacturer’s recommendations.

In general, you should run water through the drain for several minutes after using a drain cleaner to flush any residual chemicals from the pipes. It’s also a good idea to avoid using drain cleaner more than once a week to prevent damaging your pipes.

And if your drain becomes clogged frequently, you may need to have it professionally cleaned or replaced.

How We Chose The Best Drain Cleaners

Before choosing any brand, we scour the web and all the biggest e-tailers to ensure we know all the available options on the market. We look at customer reviews, star ratings, brand ethos, processes, materials, accessibility, and so much more. We weigh the pros and cons, so you don’t have to, helping you make informed shopping decisions.

Next, check out some of our other curated lists:

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