OASE Indoor Aquatics Biomaster Thermo 600 External Fish Heater

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$394.97 (-2%) Chewy Price
$400.99 List Price
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Pay in 4 interest-free payments of $98.75. .

About This Item

Details

  • Integrated heater provides uniform, precise temperature levels and reduces the amount of equipment seen in your aquarium, for aquariums up to 160 gallons.
  • Pre-filter can be removed and cleaned separately from the rest of the filter, reducing maintenance and extending the life of the main filter foams.
  • Integrated safety locking features on the handle, pre-filter and check valve prevent spills and messy maintenance.
  • Sealed filtration pathways maximize the benefits of 4-stage filtration.
  • Large, protected biomedia settlement surface allows beneficial bacteria to grow and thrive.

Instructions

Questions & Answers

2 Customer Questions

Is this the Biomaster 1 or the new Biomaster 2 model?

Answer by Chewy • Jan 05, 2026
This model is the Biomaster 1.

How many gallons per hour does this filter cycle?

Answer by Chewy • Aug 19, 2025
This has a max flow rate of 350 GPH.
Reviews
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5.0
Rated 5 out of 5 stars
2 Ratings
Terms & Conditions

2 Customer Reviews

Rated 5 out of 5 stars
By Nadean on Oct 21, 2025

great!

works perfect, really happy with purchase!

works perfect, really happy with purchase!

Rated 5 out of 5 stars
By Tim on Sep 1, 2023

Oase thermo bio 600

So far this canister is the best. Love the pre-filter. Easy! And Chewy had a great sale!

So far this canister is the best. Love the pre-filter. Easy! And Chewy had a great sale!