Description
XinYou XY-2835 Sponge Filter
The XinYou XY-2835 Sponge Filter is a reliable, air-driven filtration system designed for aquariums up to 100 litres. It provides both mechanical and biological filtration while ensuring gentle water flow, making it ideal for shrimp, fry, and community fish tanks. Simple, durable, and budget-friendly, this filter is widely trusted by aquarists.
🌊 Key Features
✅ Dual Sponge Design – Increases surface area for beneficial bacteria growth and provides excellent biological filtration.
✅ Gentle Filtration – Air-driven operation ensures soft water movement, safe for shrimp, bettas, fry, and small fish.
✅ Aeration + Filtration – Produces bubbles that improve oxygenation while filtering water at the same time.
✅ Easy Maintenance – Sponges can be rinsed and reused multiple times without losing efficiency.
✅ Safe for Fry & Shrimp – No strong suction; prevents tiny fish or shrimp from being trapped.
✅ Durable & Economical – Long-lasting sponge material, affordable, and energy-efficient (requires only an air pump).
🐠 Suitable For
Tank Size: Up to 100 litres (best for 1–2.5 ft aquariums).
Fish Types: Bettas, Guppies, Mollies, Tetras, Rasboras, Shrimp, Snails, Fry tanks, Dwarf Cichlids, Killifish.
⚠️ Not suitable as the only filter for large messy fish (Goldfish, Oscars, Arowana). Use as a secondary filter in such cases.
⚙️ Specifications
Model: XY-2835
Type: Air-driven sponge filter
Air Pump Required: Yes (not included)
Tank Capacity: Up to 100L
Filter Media: High-density sponges (mechanical + biological)
Upgradable: Can be paired with extra bio-media in the tank (ceramic rings, bio-balls)
Size: ~14 × 12 × 5 cm (approx.)
Weight: ~150 g
🧱 Filter Media Setup (Inside Sponge)
Outer Sponge – Traps dirt, debris, and floating particles (mechanical).
Sponge Pores – Provides habitat for beneficial bacteria (biological).
👉 Works best with an air pump and airline tubing (sold separately).
🔧 How to Install
Attach airline tubing from an air pump to the sponge filter’s inlet.
Place the filter inside the aquarium, fully submerged.
Switch ON the air pump – bubbles will rise, creating water flow through the sponges.
Position near the corner or side of the tank for best circulation.
🧼 Maintenance
Rinse sponge every 2–3 weeks in aquarium water (not tap water).
Replace sponge only when it loses elasticity or breaks apart.
Clean the uplift tube if clogged with debris.
Keep air pump above water level or use a check valve to prevent backflow.
📦 What’s in the Box
XinYou XY-2835 Sponge Filter (dual sponge unit)
✅ Why Choose XinYou XY-2835?
The XinYou XY-2835 is one of the most popular sponge filters worldwide. It’s affordable, reliable, and provides excellent biological filtration without harming delicate fish or shrimp. Perfect for breeding tanks, shrimp colonies, fry grow-outs, and small to medium community aquariums.
👉 Best for shrimp tanks, betta tanks, fry tanks, and planted aquariums up to 100L.



