Shallow Linear Aeration Compressors & Kits Option:9730 50w Kit These airstones are housed in

These airstones are housed in a plastic body to help protect the airstone and give a cleaner look

A variety of sizes are available and all are guaranteed to resist cracking

above the scale platform or on any vertical surface

Pond Logs requires flowing water to work so locate it in a waterfall box

Shallow Linear Aeration Compressors & Kits Option:9730 50w Kit These airstones are housed inThese air pumps are a powerful and reliable option for ponds, tanks and aquaponic beds up to 4 ft deep. **If air stones are more than 4' deep there will be undue wear on the diaphragms and will void the warranty. Aluminum covers and internal noise absorbing systems make these linear pumps surprisingly quiet and rugged. The pump housings are designed for use outdoors but are not waterproof so they need to be kept up out of puddles and with good