Skip to content
Drop Off AquaticsDrop Off Aquatics
  • About Us
  • Contact Us
  • Login
    • No products in the cart.

  • Cart

    No products in the cart.

Home / Dry Goods / Filtration

Oase Biomaster 350 Thermo External filter

£244.99

Oase Biomaster 350 external Filter provides efficient filtraion for aquariums up to 350 litres. Easy to maintain due to the unique prefilter.

Category: Filtration
Product categories
  • Corals
    • Anemones
    • LPS Corals
    • Soft Corals
    • SPS Corals
  • Dry Goods
    • Accessories
    • Aquariums
    • Aquascaping Materials and Hardscape
    • Decor
    • Dosing Pumps, Pumps and Wavemakers
    • Filtration
    • Food
    • Heating and Cooling
    • Lighting
    • Marine Salts
    • Substrates
    • Test Kits
    • Treatments and Cures
  • Food
    • Coral Foods
    • Freshwater Foods
    • Frozen Foods
    • Live Foods
    • Marine Foods
  • Freshwater Inverts
    • Crabs
    • Misc
    • Shrimps
    • Snails
  • Gift Vouchers
  • Marine Inverts
    • Crabs
    • Misc
    • Shrimps
    • Snails
    • Starfish
    • Urchins
  • Tropical Plants and Botanicals
    • Botanicals
    • Bunched Plants
    • Cups
    • Loose Plants & Mosses
    • Potted Plants
  • Uncategorized
Product tags
  • Description
  • Additional information

Product characteristics

  • Safe: Shut-off automation and safety locking mechanism prevents undesired water leaking, e.g. when removing the pre-filter module
  • EasyClean pre-filter module: No need to remove the whole filter – the pre-filter module is simply taken out, rinsed out and reinserted
  • Practical: Vent button for effective water intake – for fast and easy start-up when installing and after cleaning
  • Optimal filtration: Fine 45 ppi pre-filter foam for optimal mechanical filtration of coarse debris and longer service life of the biological media
  • This filter does not come with a heater, however one can be purchased and fitted easily.
  • Well-regulated: Flow control on the filter or via adapter set
  • Large filter volume: The combination of mechanical and highly-effective biological filtration through Hel-X ensures healthy and clear aquarium water
  • Economical: Quiet operation and energy saving pump without disturbing noises
  • 200 Watt heater included

Technical data

Suitable for aquariums to max. l 350
Dimensions (L x W x H) mm 240 x 240 x 425
Rated voltage 230 V / 50 Hz
Power consumption filter + heater 18 + 200 W
Net weight kg 5.60
Guarantee (+ request guarantee) Years 3 + 1
Max. flow rate l/h 1100
Max. head height, metres m 1.40
Hose (quantity/length) 1 UNIT / 4 m
Connection for hoses ø (inner/outer) 16 / 22 mm
Filter volume l 5.6
Prefilter volume l 0.50
Suitable for freshwater Yes
Suitable for saltwater Yes
Weight 8 kg

Related products

-5%
Redsea Reefer DC Protein Skimmer 300 and Controller
Quick View

Filtration

Redsea Reefer DC Protein Skimmer 300 and Controller

£499.00 Original price was: £499.00.£475.00Current price is: £475.00.
Add to cart
Sera Siporax Mini 35g
Quick View

Filtration

Sera Siporax Mini 35g

£2.75
Add to cart
Betta Internal Filters
Quick View

Filtration

Betta Internal Filters

£18.00 – £25.95Price range: £18.00 through £25.95
Select options
This product has multiple variants. The options may be chosen on the product page
Polyfilter 200x100mm
Quick View

Filtration

Polyfilter 200x100mm

£18.99
Add to cart
Redsea Reefer DC skimmer 300, ReefRun 5500 DC Pump and Dual Controller Bundle
Quick View

Filtration

Redsea Reefer DC skimmer 300, ReefRun 5500 DC Pump and Dual Controller Bundle

£679.00
Add to cart
RedSea Media Bag
Quick View

Filtration

RedSea Media Bag

£6.99
Add to cart
-5%
Redsea Reefer DC Protein Skimmer 300 Only
Quick View

Filtration

Redsea Reefer DC Protein Skimmer 300 Only

£349.00 Original price was: £349.00.£332.00Current price is: £332.00.
Add to cart
Oase Biomaster 600 Thermo External Filter
Quick View

Filtration

Oase Biomaster 600 Thermo External Filter

£309.99
Add to cart

Our Address

Drop- Off Aquatics Dagfields Crafts and Antiques Centre
Emporium 8 Unit D & ECrewe RoadWalghertonCW5 7LG

Contact Us on

01270 842 475

admin@drop-offaquatics.co.uk

Pet Shop Licence: CE/PS33/311220

VAT No: 282254209

Opening Hours

  • Monday: 11am – 4pm
  • Tuesday: CLOSED
  • Wednesday: 11am – 4pm
  • Thursday: 11am – 4pm
  • Friday: 11am – 4pm
  • Saturday: 10am - 5pm
  • Sunday: CLOSED
Terms & Conditions Privacy Policy 01270842475
Drop Off Aquatics Logo
Delivery, Returns & Refund Guarantee admin@drop-offaquatics.co.uk
Copyright 2026 © Drop Off Aquatics
  • About Us
  • Contact Us
  • Login
This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish.Accept Read More
Privacy & Cookies Policy

Privacy Overview

This website uses cookies to improve your experience while you navigate through the website. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may affect your browsing experience.
Necessary
Always Enabled
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Non-necessary
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.
SAVE & ACCEPT

Login

Lost your password?

Register

A password will be sent to your email address.

Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.