Easy Pro Alumina Airstone - 1 1/2" X 1 1/2" X 12" - 1/2" NPT

“Alumina” air stones – three times stronger than white silica air stones! Produces a finer bubble with no increase in pressure.

Inlet fittings are set into the body of the diffuser, making them much less likely to break or twist loose.

• “Alumina” air stones – three times stronger than white silica air stones!
• Inlet fittings are set into the body of the diffuser, making them much less likely to break or twist loose
• Higher density means self weighting
• Cleanable with muriatic acid or chlorine
• More resistant to ozone
• Creates finer bubbles for increased aeration efficiency with no increase in pressure