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replaceable pH electrode cartridge
The engineering excellence of Phantom ballasts is now incorporated into our new Phantom Commercial DE ballasts
giving excellent light uniformity and diffusion
the finest linear lamp-mover available
Active Aqua White Reservoir Bottoms ventilation replaceable pH electrode cartridge70 GALLON PREMIUM WHITE RESERVOIR 55. 25" x 38. 25" x 12" The Active Aqua line of premium white reservoirs and covers offers features that rival the competition at value prices. These reservoirs are thicker all around than most other brands, with slightly concave sides to improve strength and avoid bowing. They feature stronger corners and a low profile to fit under flood tables and other hydroponic systems. Multi level drill access points for