
$33.99
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Why You’ll Love It hygger 4-in-1 HOB Aquarium Filter is designed with a pure copper motor and a fully sealed design. It runs silently at ≤ 30 dB with 4-stage filtration, features an oil skimmer, 3 outlet nozzles, filter sponge, and ceramic balls for freshwater fish tanks ≤ 29 gallons. The hang-on design saves space for small aquariums with a height ≥ 8.9″, and is suitable for up to a 10 mm tank rim. Key Features 4-in-1 HOB Filter Dirty water is pulled up through the inlet tube into the HG236 filter, while a small portion of floating oils is sucked into the tank filter by the oil skimmer. The water flows through multiple stages of filtration, which trap debris and particles. As a result, clean water returns to the tank via the spray bar/directional spout/flared spout. Efficient 4-stage Filtration hygger 236 HOB Aquarium Filter features 4 large filter baskets loaded with 4x 20 PPI biological filter foams. It traps debris and offers surface area for additional beneficial bacteria; 140 grams of ceramic bio-balls remove toxic ammonia and nitrite, providing both mechanical and biological filtration to keep water crystal clear. 3 Outlets & Adjustable Flow Control -Spray bar – improves surface movement and oxygenation. -Direction spout with air pipe aids in increasing tank oxygen levels. -Flared spout – won’t disturb fish and can be adjusted. Each outlet can adjust water flow rate freely to adapt to the size of your aquariums. Whisper Quiet Operation Equipped with a pure copper motor and fully sealed design, the HOB filter runs silently at ≤30 dB to ensure zero disturbance. No annoying buzzing or humming—perfect for bedrooms and quiet living spaces. Ready to Use The 4-in-1 HOB Filter comes with all the necessary accessories. Fill the canister body with water, hang and plug in. You’ll see a visible improvement in fish tank water quality in less than a day. Simply Clean&Maintenance Cleaning is a breeze with easy-access filter baskets. It is recommended to use tank water to clean ceramic balls, and squeeze water out to clean the sponge and filter body. Usage Tips Fill the filter with tank water first to prime efficiently; efficient filtering after 24 hours Make sure your fish tank’s height ≥9″ and rim or rimless tank wall thick ≤10mm. Specification Package: 1 x Filter body 1 x Water inlet tube accessory kit 1 x Water outlet tube accessory kit 3 x Black filter sponge 1 x 140 grams bio balls 1 x User manual People Also Buy hygger Aquarium Filter Floss 3/4″ thick filter mat easy to cut10% OFF $14.99 – $18.99Price range: $14.99 through $18.99 Rated 5.00 out of 5 hygger Black Knight Cleaning Kit Ideal for fish tanks up to 2.65 ft deep10% OFF $12.97 – $23.97Price range: $12.97 through $23.97 Rated 5.00 out of 5 hygger Easy-Control DC Wave Maker 9W/12W Circulate Wave for 5-20 Gal10% OFF $45.99 – $49.99Price range: $45.99 through $49.99 Rated 4.90 out of 5 hygger Keeper Aquarium Heater Nano heater 30W-100W for 3-20 Gal tanks10% OFF $17.99 – $23.99Price range: $17.99 through $23.99 Rated 4.83 out of 5
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$33.99