Hydro-Logic® ARCS Replacement Cartridges Size:Hydro-Logic ARCS Stage 2 Heavy Metal Reduction Cartridge Large screen digital readout

Large screen digital readout

metal air manifold and tubing with two hose clamps

all lamps and flashing

Pro-Tekt® helps increase stem strength and leaf positioning

#741624 is 20 in x 2

Hydro-Logic® ARCS Replacement Cartridges Size:Hydro-Logic ARCS Stage 2 Heavy Metal Reduction Cartridge Large screen digital readout#741608 ARCS Stage 1 Replacement Poly Spun Sediment Filter reduces rust, silt, dirt, sand and sediment. Change every 5,000 gallons of product water. #741610 ARCS Stage 3 Replacement pH Neutralizing Remineralizing Cartridge to balance out and stabilize the pH. Replace every 10,000 gallons of product water. #741612 ARCS Stage 2 Replacement Heavy Metal Reduction Cartridge to remove heavy metals. Replace every 10,000 gallons of product water or as needed.