MOWENTA Eco-Systems 001055 2 In. Replacement Pondair Blue Air Stone

• Can be used with any Aquarium or pond air pump that accepts 3/16 tubing.
• These 2 round air stones are made from silica.
• Helps diffuse air into the water.
• Can soak in vinegar when partially clogged.
• Replace air stone when soaking is not effective.

These 2" round air stones are made from silica. They can be used with most air pumps that accept 3/16" tubing (air hose).