InSinkErator Evolution Septic Assist Garbage Disposer Review


Are you looking for an excellent garbage disposal, which can be used efficiently with your septic tank? If so, you’ve come to the right place. The InSinkErator Evolution Septic Assist is specifically designed for that unique purpose. It is one of the most effective for septic tanks, thanks to the included Bio-Charge cartridge. This addition helps to ensure that your food waste degrades much quicker than it would normally. Of course, this isn’t the only benefit of this disposer. More will be found below.

insinkerator evolution garbage disposal


Now, it is time to familiarize your self with the specifications of the InSinkErator Evolution Septic Assist ¾ HP Household Garbage Disposer. As the name implies, the unit utilizes a ¾ HP Dura-Drive Induction Motor. The motor is more than capable of grinding moderately tough foods. The unit is also equipped with a removable rubber seal. This addition helps to make the installation process significantly easier. The 40-ounce stainless steel grind chamber is big enough for almost every household. Plus, the grind components are all stainless steel, so you can rest assured knowing they’ll last for an extensive period of time.

This unit utilizes the common SoundSeal Technology, which allows it operate almost silently. It also uses the MultiGrind Technology and will grind the food in two stages. This feature helps to prevent clogs and jams. The GrindShear Rings and Tri-Action Lug System allow this unit to safely and easily handle stubbornly tough foods. And finally, it is difficult to ignore the Bio-Charge Technology. This makes the unit an absolute must for those with septic tanks.

  • Bio-Charge Technology is septic tank compatible
  • Two-stage grinding helps to prevent clogs and jams
  • SoundSeal Technology keeps the noise to a minimum
  • Quick Lock Sink Mount allows for effortless installation
  • Comes with a 4-year In-House limited warranty
  • ¾ HP Motor should be sufficient for most
  • 40 ounce stainless steel grind chamber
  • All grind components are also stainless steel
  • Weighs 22.4 pounds
  • Measures in at 14 by 11 by 16 inches

Truly, the combination of features makes the InSinkErator Evolution Septic Assist an excellent value and a must for septic tank users.


When exploring this specific garbage disposal, you will easily be able to find an abundance of beneficial features. Some of these will be listed below for your consideration.

  • 4-Year limited warranty on all parts and labor
  • Installation is very simple
  • Operational noise is minimized
  • 2-Stage grinding delivers an efficient performance
  • Bio-Charge technology allows you to use a disposer, without concerns
  • Remove rubber seal is definitely a major improvement

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When it comes down to it, finding a flaw was very difficult. However, there is one potential downfall associated with this disposer. The unit is somewhat bigger than many of the others. Before purchasing this unit, you should measure underneath your sink to ensure it’ll fit snuggly. If it does and you have a septic tank, this unit is a must!

Overall Assessment 

All in all, the InSinkErator Evolution Septic Assist Garbage Disposal is great. It is slightly bulky, but once it has been installed, it will remain out of sight. The unit is designed for longevity and comes with a lengthy warranty to back it up. Those that have a septic tank will definitely want to consider investing in this worthwhile disposer.