Pros

  • โ€ขIdeal for turtle aquariums; can be fully submerged and stabilized with a rock.
  • โ€ขNoticeable improvement in water quality and circulation, effectively cleaning even small tanks.
  • โ€ขVersatile filter media options and adjustable flow rate for various tank setups.
  • โ€ขOperates quietly, promoting a peaceful environment for aquatic pets.
  • โ€ขLonasting performance with usage spanning several years.
  • โ€ขStrong water flow enhances oxygen exchange, beneficial for tank health.
  • โ€ขFeatures a sponge to support beneficial bacteria growth for tank cycling.

Cons

  • โ€ขSuction cups are difficult to insert and secure, causing setup frustration.
  • โ€ขRequires frequent water addition to avoid noise and malfunction due to exposure.
  • โ€ขMalfunctioned quickly for some users, including loud screeching noises.
  • โ€ขThe cotter pin for the motor fan is unreliable, potentially increasing noise.
  • โ€ขRecommended for smaller tanks than advertised, with a suggestion of up to 10 gallons.
  • โ€ขCleaning frequency may increase if the tank includes plants.

Bottom Line

The Zoo Med TC-20 Turtle Clean 318 Submersible Turtle Filter is an effective choice for small turtle aquariums, particularly those up to 10 gallons. It offers strong water circulation and supports beneficial bacterial growth. However, the suction cups can be challenging, and the filter may require more frequent maintenance to prevent noise or malfunction. Ensure compatibility with your setup before purchasing.

Lowest at any Popular Retailer
$8.99 at Amazon

Where to Buy

Prices last updated: August 1st 2025 12:11 am
Get ShopSavvy
ShopSavvy is totally free and works on all popular phones and browsers
Download ShopSavvy App

Compare prices for anything in real-time, set price alerts, watch for deals by keyword, and much more

Install ShopSavvy Browser Extension

Compare and track prices automatically while you shop online at thousands of websites.

ยฉ 2025 Monolith Technologies, Inc. All rights reserved..