Qerutk 10CM Aquarium Air Stone Disc, Round Fish Tank Air Stones, Dissolved Oxygen Diffuser Bubbler, Compatible with 4mm Hose for Air Pumps Fish Tanks Small Buckets and Ponds (Air Pump Not Included)

• 【Enhances Oxygen Levels】 This aquarium air stone disc generates steady bubbles, increasing dissolved oxygen and stabilizing pH. Reduces CO2 for healthy aquatic life and hydroponic plant roots.
• 【Rich & Fine Bubbles】The aquarium bubble disk made from high-quality PVC/ABS with micro-pressure technology. This aquarium bubble stone produces rich, fine bubbles that boost fish vitality.
• 【Instructions for Use】Soak this airstone diffuser plate in water for 2 hours before use. Place horizontally at tank bottom. Clean surface periodically to restore optimal bubble output from this aquarium oxygen stone.
• 【Packaging & Specs】Includes 1 x 10cm aquarium air stone. Uses high-temperature sintered ceramic diffusion technology. Compatible with 4mm hose. Recommended 12-14W air pump (not included) for stable bubble production.
• 【Suitable for Multiple Environments】This dissolved oxygen diffuser works in aquariums, fish tanks, koi ponds, and small buckets. Quietly improves water circulation and oxygen exchange for a stable, healthy ecosystem.

Product description Product Description: This 10cm round aquarium air stone disc generates fine bubbles to boost oxygen levels, stabilise pH, and reduce CO2. Compatible with 4mm hose for fish tanks, ponds, or buckets. Air pump not included. Key Features: -Steady bubbles, increases dissolved oxygen -PVC/ABS build, fine micro-pressure bubbles -Fits 4mm hose, needs 12-14W pump -Works in tanks, ponds, koi & buckets Specifications: -Colour: Black -Material: PVC + ABS -Size: 10 x 13 cm / 3.9 x 5.1 in (diameter x height) Packaging Includes: 1 x 10cm Aquarium Air Stone Disc Directions NO