SCWD 'Squid' Wave machine. BLACK in color. Tee shaped device that oscillates flow from left to right without electricity. 3/4 INCH ID HOSE. DO NOT EXCEED 1400 GPH OR 5 PSI OR LESS THAN 50 GPH. Completely reef safe. Can be sumbersed for use with large power heads or used externally. A great product with a full one year warranty. Color: BLACK.
Anyone ever try these ?
Only place I can see them is
www.customaquatics.com
Wendell