Garbage Disposal For Septic Systems [Review]

garbage disposals for septic systems

What does garbage disposal for septic systems mean? It is a unit that is created to support your kitchen septic system where food wastage is stuck, and as time goes by, the food wastage will break down by the growing bacteria that is in the septic system.

This way, the septic system is much like trash bins, which can store waste, and it can be cleaned again over and over again. This is because the bacteria accumulated a lot of wastage.


You can treat the disposals unit as a trash bin, but don’t do so!


If you are using the disposals unit just like the trash bin by putting any fruit peels or veggie leftovers, you need to cut the bad habit if you want the septic system to have a longer lifespan.

Some people feel that it is alright to treat it like a trash bin, but by doing so, you are creating extra blockages in the sewer system and harm the disposals in the long run.

garbage disposals for septic systems

Our List of Best Garbage Disposal For Septic Systems

1. InSinkErator Evolution Septic Assist 3/4 HP Garbage Disposal

Best Garbage Disposal For Septic Systems

One of the leading brands of best garbage disposal for septic systems is Insinkerator. However, this model has a high price, and it has been created to perform together with your household septic system correctly.

This unit is compatible with your home septic system, and it also has the latest technology integrated into it. It is equipped with a strong HP motor which can get rid of food wastage with higher speed.

If you have a disposal unit and think about getting a new disposal unit, this Insinkerator disposal has two different grinding processes that make sure the machine wouldn’t backfire during the grinding process. This makes the whole process simple to carry out.

Another best feature of the disposal is that it is made out of stainless steel materials and can get rid of any type of food wastage.

  • There is a robust seal technology that makes the whole process quiet when in use

  • The motor is potent

  • It is manufactured especially for home system disposal systems

  • There is a grinding chamber so that you can keep molding wastages for an extended usage period

  • It comes with a warranty for four years

  • It costs more compared to other wastage disposals

  • There is no power cord in the system

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2. Waste King series (L-2600) Garbage Disposal

Garbage Disposal For Septic Systems

Why did I pick this model? This is because this brand of Waste King has made its way to the list of best garbage disposal for septic systems. This model has a lot of positive reviews, and the best thing about it is that it has a low budget cost for using it.

Another good point that makes the Waste King is that it is simple to install. You can set it up all by yourself without the help of a plumbing expert.

The model has a strong motor with a fast RPM and comes with a power cord installed in it. What makes it different from other disposal models is that it has a button to trigger it at the bottom.  That makes it one of the best disposals in the market.

  • Wallet friendly

  • Has a strong motor and has a reliable RPM

  • Has been made to suit most septic wastage, models

  • You can install it without calling an expert

  • There is a warranty of five years

  • It is not quiet; the machine makes the sound when using it

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3. Moen GX50C Garbage Disposal

Garbage Disposal For Septic Systems

Moen is one of the best brands for various plumbing jobs. However, based on reviews, we feel that this Moen model is one of the best disposals units for a few reasons. To start with, the model has a strong motor that operates with a very high-speed RPM that makes it churn through food wastage properly without causing any machine breakdown.

There is a different aspect of this machine that it can grind food wastage continuously, so when you operate the device, you can add in food wastage that makes the cleaning up process easier. Moreover, this disposal unit can last longer because the features are created from stainless steel.

  • You can throw in food wastage into the machine continuously

  • There is sound insulation so that the machine does not make any sound when grinding

  • It has a strong motor and fast RPM

  • Comes with a simple installation

  • There is a power cord that comes with the machine

  • Safe to operate with septic systems

  • Comes with a warranty of 4 years

  • There is no wrench provided if the machine gets jammed

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4. Waste King Legend Series (L-3200)Garbage Disposal Unit

Garbage Disposal For Septic Systems

This is another model of the famous Waste King disposal unit, but not like the previous model, the Waste King Legend Series (L3200) is more powerful, and it has a fast motor and has high RPM that can grind any amount of food leftovers. The waste king L-3200 is also one of our top picks when it comes to the best quietest garbage disposal.

What makes the difference between the brand of Waste King L-2600 and L-3200 is that it comes with a special splash guard that makes the whole process more comfortable, so when you pick up items you can just clean them. It also has a reset button that turns the machine back to normal when it jams up.

  • You can keep put continuously in more and more garbage disposal

  • There are a high-speed motor and RPM

  • It is safe to use with the large-sized system

  • It is easy to install, as well as clean

  • There is a proper reset button that doesn’t malfunction

  • There is a warranty of 8 years

  • Easy installation in theory, more challenging as you get to work

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5. General Electric GFC525V Garbage Disposal

This model is created by a well-known manufacturer that produces a lot of different home appliances. This model has a strong HP motor that is stronger than its past model, meaning that the food waste can be ground into small bits.

The unique bit of this machine is that it doesn’t jam easily, so it has a longer lifespan because it is made out of stainless steel. There is also another machine unit that has a splashguard that goes along with that makes clean up and maintenance easier.

  • Has a magnet installation feature set-up

  • Equipped with a splash guard installed in it

  • Stainless steel

  • Some reviews state that the machine leaks from time to time

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6. Waste King A1SPC Knight Garbage Disposal

This model of garbage disposal is one of the best disposals units to get rid of waste. Although it is more pricey compared to other disposal models that had been many reviews written on it. However, in my opinion, it was worth the money because it had a strong motor and RPM that make it easier to churn the most significant food leftovers.

The model has a chamber that can grind wastage that does not have any corrosion on it as it is created from nylon. This makes the model different from the two L series that have proper silencer technology in them. That silencer technology is used for music studios when it comes to soundproofing.

  • Has a strong HP motor

  • Stable RPM that properly makes food wastage grind

  • Unique silencer technology

  • Safe for septic system usage

  • It has a power cord in it

  • Easy to install

  • The product comes with a warranty for life

  • It is a larger size in comparison to other septic tank models

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7. Insinkerator Evolution 1.0 HP Garbage Disposal

The model comes from the Insinkerator, but it is different from the other units that have been given feedback. The machine is tranquil as it has unique silencing technology that is great if you have young kids at home. Another feature of this model is that it has a unique grinding technology that has special grinding stages so you can get rid of any food wastage that you put in. The machine is meant to last long thanks to having stainless steel features, and plenty of features for the device to be among the list of best disposal for septic systems.

  • It has unique grinding technology – different crushing stages to destroy food wastage

  • Has a quiet motor

  • Simple to install

  • It comes with a warranty of seven years

  • It is costly

  • There is no power cord, so you have to purchase the power cord separately

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8. Waste King L-8000 Disposal Machine

This is one of the best disposals units. It is not costly, but it has a robust grinding performance that lets you grind any food wastage. Since you can continuously feed it food wastage, you can add extra food leftovers while the machine is running and saves you precious time when you begin to clean the sink.

  • It has a high RPM meaning more speed to dispose of food wastage

  • The set comes with the power cord

  • It is easy to install

  • Components do not get rusty

  • It comes with a warranty that lasts for life

  • It makes a lot of noise

  • The size is too big

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Which Garbage Disposal is Right for You

Is It Mandatory To Get The Best Garbage Disposal For Septic Systems

Research has stated that only 22% of residents in the US have proper waste disposal at their homes. While these disposal systems have a significant role to play in our residence, most people feel that it is not possible to combine the two machines – the septic system combined with the garbage disposal.

Therefore, these people refrain from getting one to install into their residence. We do not blame these people, as this is not a big issue. However, garbage disposals work hand in hand with the septic system if they are of the appropriate size and proper maintenance is given daily.

What To Do and Not To Do For Garbage Disposal for Septic Systems

What You Can Do
  • Pump the septic system and clean it if you use it every day.

  • Hire an expert to see if the septic system size fits the garbage disposal unit.

What You Cannot To Do
  • Do not treat the garbage disposal as a trash bin.

  • Do not put any fruit peels into the system.

Step by Step D.I.Y on How to Install Garbage Disposal Unit Yourself


There are many different options that you can pick when it comes to the best garbage disposal for septic systems. However, it is advisable not to use the garbage disposal unit like a trash bin as this machine is very different from the standard trash bin.

Treat the garbage disposal unit with care as you are going to be using it for an extended period. Make sure to follow the tips appropriately given. Also, measure the right size of the garbage disposal unit with the size of the septic system.