Replacement Parts for Evolution Aqua Pressure Filters Part:Top Hub Assembly 24" filter for OLD Style (Dark Grey Filter Body) Spray or Solid Pipe can

Spray or Solid Pipe can be used above or below water

It reduces ammonia levels as well as biological oxygen demand (B

Carbon can be easily pre-rinsed while inside chamber

Enhances the ability of plants to utilize light

enzymes and highly concentrated probiotic microbes that endlessly consume muck

Replacement Parts for Evolution Aqua Pressure Filters Part:Top Hub Assembly 24" filter for OLD Style (Dark Grey Filter Body) Spray or Solid Pipe canThese replacement parts are for Evolution Aqua MicroBead Filters and K+ (K Plus) Pressure Filters. SKU Description Compatible Filters PTPFSM15AQ 1. 5" Multi Port Valve K+3000 & K+4800 Models (16" 20" Diameter) PTPFSM20AQ 2" Multi Port Valve K+9600, K+14000 & K+24,000 (24" 36" Filters) PTPFBL400W 400 Watt Air Blower New K+3000 PTPFBL700W 700 Watt Air Blower K+4800, K+9600, K+14000 & K+24,000 (20" 36" Filters) CE04120108 Sight Glass for 2" MPV K+9600,