Hydro Logic ARCS - Stage 2 - Heavy Metal Reduction Cartridge (HL22015.4)

Stage 2 replacement cartridge for HydroLogic ARCS (Advanced Reef Cultivation System) water filtration systems. This specialized heavy metal reduction filter removes lead, copper, mercury, and other toxic metals that can harm sensitive plants, corals, and aquatic life—essential for hydroponics, reef aquariums, and premium water applications.

Key Features

• Heavy Metal Removal – Reduces lead, copper, mercury, cadmium, and other toxic metals
• 10,000 Gallon Capacity – Long-lasting filtration before replacement needed
• Stage 2 Protection – Works in conjunction with ARCS multi-stage system
• Reef & Plant Safe – Protects sensitive corals and plants from metal toxicity
• Easy Replacement – Simple cartridge swap for continued protection

Why Heavy Metal Reduction Matters

Even trace amounts of heavy metals can accumulate in plant tissues and coral skeletons, causing stunted growth, discoloration, and long-term health issues. This Stage 2 cartridge ensures your water is free from these harmful contaminants, giving you the cleanest possible foundation for nutrient solutions and reef tank water.

ARCS Multi-Stage System Overview

• Stage 1: Poly-Spun Sediment Filter (removes rust, silt, dirt, sand) – Replace every 5,000 gallons
• Stage 2: Heavy Metal Reduction Cartridge (this product) – Replace every 10,000 gallons
• Stage 3: pH Neutralizing/Remineralizing Cartridge (balances and stabilizes pH) – Replace every 10,000 gallons

Applications

• Reef aquariums and sensitive marine systems
• Hydroponics and indoor cultivation
• High-value crop production
• Any application requiring heavy-metal-free water

Part #: HL22015.4 | #741612

Replacement Schedule: Every 10,000 gallons of product water or as needed based on source water quality