Silica Glass Airstone with 4.8mm Barb [19 x 19 x 55mm]WaterTreats Silica Glass Air Stone are top quality and made from a solid piece of glass bonded silica in the U.S.A.
Uniform fine/medium bubble options are available and allow for dust and dirt particles up to 30 microns to easily travel through which prevents clogging problems and removes the need for extra filters.
WaterTreats Air Stone diffusers have a low air resistance of 0.25 psi and are self weighted.
Silica Glass Airstone Maintenance
Maintenance is minimal with most stones requiring cleaning at a yearly frequency or less. The cleaning and restoring to like-new condition is easily done by a simple acid bath.
With a 2 year manufacturer guarantee, Silica glass air stones are the best option if you are after top quality performance.
Delivery and returns
Use code SALE5-KGS for an additional 5% off at Checkout. $9.95 SHIPPING Nationwide