7 Best Drain Cleaner for Cast Iron Pipes 2022


Cast iron drain pipes are found in older homes especially around Phoenix and Los Angeles. Best Drain Cleaner for Cast Iron PipesThe problem with cast iron pipes is that they tend to corrode when cleaned with acid-based drain cleaners. So, what is the best drain cleaner for cast iron pipes?

Well, the safest drain cleaner to use in cast iron drain lines is enzyme drain cleaners. They use beneficial bacteria to digest and liquefy drain clogs. So, the drain pipes are not exposed to corrosive elements.

See my reviews below for the best drain cleaner for old cast iron pipes.

Related: Best Enzyme Drain Cleaner for Grease

Reviews: 7 Best Drain Cleaner for Cast Iron Pipes 2022

1. BioWonder Multipurpose Enzymatic Drain Cleaner

With the BioWonder drain cleaner you can safely keep your cast iron drain pipes free from clogs. It makes use of enzymatic bacteria to digest organic clogs in drain pipes, septic tanks, grease traps and other plumbing fixtures.

BioWonder Multipurpose Enzymatic Drain Cleaner

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Since it doesn’t contain corrosive ingredients, you can use it on all plumbing components without worry. Plus it’s non-toxic and safe when released to the environment or water systems.

By making use of varied bacterial strains of up to 3 billion CFU, BioWonder drain cleaner proves very effective on most clogs. It’s capable of digesting fats, oils, grease (F.O.Gs), proteins, starch, soap scum, solid food particles and so on.

If you use BioWonder drain cleaner regularly, you’ll retain a colony of bacterial enzymes in the drain pipes and septic system. The bacterial enzymes keep digesting clogs thus preventing blockages, slow draining or septic back-ups.

By digesting and liquefying accumulated clogs, BioWonder drain cleaner also eliminates drain odors.

Key Features

  • Enzyme-based drain cleaner
  • Up to 3 billion CFU
  • Bio-degradable
  • Safe on pipes and environment
  • Ideal for drain, septic, toilet, disposal etc
  • Easy application

2. Zep Enzymatic Drain Cleaning Powder

Available in powder form, Zep enzymatic drain cleaner makes a safe option for your drain pipes and other plumbing fixtures. It makes use of beneficial bacteria to digest different types of clogs from drain pipes, toilet bowl, septic and sinks.

Zep Enzymatic Drain Cleaning Powder

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Once activated, the digestive enzymes go on a feeding spree inside the drain pipes and other plumbing fixtures.

A good way to retain these digestive enzymes in your drain systems is to use Zep enzymatic drain cleaner regularly. So, they’ll keep digesting the slightest organ clogs that gets into the drain system.

Since its biodegradable, no toxic substances are released to the surrounding environment. Plus it does not corrode cast iron pipes.

Key Features

  • Safe on all pipes
  • Biodegradable formulation
  • Not corrosive to cast iron pipes
  • Non-toxic
  • Easy to use

3. Green Gobbler Main Line Drain Cleaner

If your main drain line is blocked, you can use green gobbler main line drain opener. It’s formulated with bacterial enzymes which are highly effective in liquefying common types of clogs in drain pipes. It’ll get rid of fats, grease, oils, hair, paper, soap scum among other clogs.

Green Gobbler Main Line Drain Cleaner

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If your drain pipes are made of cast iron, then this a safe drain cleaner to use. Unlike chemical drain cleaners, it doesn’t corrode cast iron pipes or other plumbing fixtures.

The absence of harmful chemicals in this drain cleaner also makes it safe to the surrounding environment.

Key Features

  • Effective on most drain clogs
  • Biodegradable
  • Safe on all drain pipes and septic
  • Easy to use
  • Main line drain opener

4. Crud Chuggers Bacterial Enzyme Drain Cleaner

Available as a bioremediation product, the Crud Chuggers drain cleaner provides a safe and effective solution for drain clogs.

Crud Chuggers Bacterial Enzyme Drain Cleaner

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By making use of a wide range of digesting enzymes, it proves very effective against common types of drain clogs. It’s especially effective in digesting and liquefying fats, oil, grease, carbohydrates, proteins, starch, paper and solid foot particles.

Since not corrosive elements are contained in this drain cleaner, you can use it even on old cast iron pipes. It’s also safe to use Crud Chuggers drain cleaner in toilets, septic tanks, sewer system, garbage disposal and grease traps.

For continued bioremediation, it’s recommended to treat your drains with Crud Chuggers drain cleaner at least once a weak. With this you have a chance of preventing septic back-ups. Plus it save you cost for pumping out accumulated grease from your grease traps or interceptors.

It’s completely bio-degradable and safe to the surrounding environment.

Key Features

  • Efficient bioremediation formulation
  • Safe on pipes and other plumbing fixtures
  • Non-toxic
  • Biodegradable and environmentally-friendly

5. Enzytabs Bio-Enzyme Drain Line and Septic Treatment

As the name suggests, these are bioremediation tablets designed to keep your drains flowing properly. Once activated, the Enzytabs unleash billions of enzymatic bacteria into drains pipes and other plumbing fixtures.

Enzytabs Bio-Enzyme Drain Line and Septic Treatment

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The bacterial enzymes contained in Enzytabs prove highly effective in digesting grease, fats, protein, starch, carbohydrates and so on. It’s safe to use Enzytabs tablets in toilets, septic tanks, sewer lines, grease traps and so on.

To minimize septic back-ups and odors, flush one of Enzytabs tablets down the drain once a month.

What’s more, Enzytabs provide safe and effective solution to drain clogs.

Key Features

  • Enzymatic bacteria drain treatment tablets
  • Safe on drain lines, toilet and septic
  • Environmentally-friendly
  • Effective on F.O.Gs

6. Bio-Master Bio-Enzyme Drain Cleaner

F.O.Gs build-up in drain lines can result in slow drains, septic back-ups and awful odor. To keep your drains flowing smoothly, you need to treat your drains with an effective drain cleaner.

Bio-Master Bio-Enzyme Drain Cleaner

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The Bio-Master drain cleaner uses bioremediation technology to digest and liquefy organic clogs in drain lines and other plumbing fixtures. It’s formulated to remove common drain clogs like grease, fats, oils and solid food particles.

Unlike chemical drain cleaners, Bio-Master drain cleaner does not contain corrosive ingredients. So it’s safe to use in drain lines, toilet, septic, grease traps among other areas.

Since all the ingredients are biodegradable, Bio-Master drain cleaner does release toxic or degrading substances to the environment.

Key Features

  • Non-toxic
  • Safe on drain lines and other plumbing features
  • Biodegradable
  • Multi-purpose
  • Easy application

7. Flo-Kem Bio-Enzyme Commercial Drain Cleaner/Deodorizer

With the Flo-Kem drain cleaner, drain clogs are cleared using bioremediation process. Once activated, about 250 billion beneficial bacteria are released into the drain lines to get rid of clogs. The digestive enzymes work by digesting and liquefying drain clogs thus allowing smooth flow.

Flo-Kem Bio-Enzyme Commercial Drain Cleaner/Deodorizer

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It’s formulated to act on most organic clogs including fats, grease, oils, starch, carbohydrates, proteins and solid food particles. You can use Flo-Kem in all your drain pipes, septic tanks, grease traps/interceptors and garbage disposals.

Flo-Kem drain cleaner does not contain corrosive ingredients. This makes it safe for cast iron pipes.

Flo-Kem drain cleaner does not contain toxic or environmental degrading compounds. So, it is safe to the surrounding environment and water systems.

Key Features

  • Up to 250 billion bio-enzymes
  • Non-toxic and biodegradable
  • Deodorizer
  • Safe for all drain pipes
  • Environmentally-friendly

Conclusion

If you’re looking for the best drain cleaner for cast iron pipes, consider enzyme drain cleaners. Unlike acid-based drain cleaners, they won’t corrode cast iron pipes. In addition, enzyme drain cleaners are non-toxic and environmentally-friendly.

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