Uniclife air stones are made of high-quality non-toxic mineral material. With high-temperature sintering, the stones are sturdy and durable, have a high dissolved oxygen rate and create even and tiny bubbles rather than a limited number of large ones.
- Material: Mineral
- Colour: White
- Size: 4 x 1.5 inch
- Minimal pump power needed: 4 W or 0.016 MPa
- Fits for standard 3 / 16″ ID air tubing
- Quantity: 2 pcs