EASYPRO AS637 GLASS ALUMINA AIR STONE HAS 3/8 Barbed Inlet - 6 LONG. "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. Higher density means self weighting.
Cleanable with muriatic acid or chlorine. Creates finer bubbles for increased aeration efficiency with no increase in pressure. 1½" x 1½" x 6. The item "Set of 2 Alumina Airstone 1 1/2 X 1 1/2 X 6 3/8 in Barbed Inlet AS637" is in sale since Monday, October 29, 2018.This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Ponds & Water Features\Outdoor Fountains". The seller is "graystone-creations" and is located in Cleveland, Georgia. This item can be shipped to United States.