OASE BioMaster Thermo Ver2 External Canister Filter – With Built-In Heater (250 / 350 / 600 / 850)

The OASE BioMaster Thermo Series combines the power of professional-grade canister filtration with an integrated OASE HeatUp heater, offering a clean, clutter-free aquarium and perfectly stable water temperature.

German-engineered for reliability and performance, the BioMaster Thermo delivers multi-stage mechanical, biological, and chemical filtration, ensuring crystal-clear, healthy water in both freshwater and marine aquariums.

The unique EasyClean pre-filter module allows you to clean the main sponges in seconds without opening the canister — reducing maintenance time and preserving beneficial bacteria.

Key Features:

• Integrated HeatUp heater for precise temperature control and clutter-free display

• EasyClean pre-filter system for fast maintenance

• Multi-stage filtration for superior water clarity and biological balance

• Quiet, energy-efficient motor built for continuous operation

• Large media baskets for custom filtration setups

• Quick-release valves and leak-proof design for easy cleaning

• Suitable for freshwater and marine aquariums

• Available models:

  • BioMaster Thermo 250 – up to 250 L | 900 L/h | 150 W heater

  • BioMaster Thermo 350 – up to 350 L | 1100 L/h | 200 W heater

  • BioMaster Thermo 600 – up to 600 L | 1250 L/h | 300 W heater

  • BioMaster Thermo 850 – up to 850 L | 1550 L/h | 400 W heater

Usage Tips:

• Position the canister below the aquarium for best siphon performance.

• Rinse all filter media before first use in aquarium water.

• Clean the EasyClean pre-filter every few weeks for optimal flow.

• Replace the fine sponges or chemical media regularly; rinse biological media gently.

• Adjust temperature via the integrated thermostat — no separate heater needed.

Free delivery across Malta on orders over €35. Orders are prepared at our shop in Ħ'Attard. See our shipping and refund policies for timings and conditions.