Premium Stainless Steel CO2 Check Valve for Aquariums
High-grade 304 stainless steel construction ensures superior corrosion resistance and long-term durability in aquatic environments. Precision-engineered with a smooth internal bore to minimize flow resistance and prevent CO2 backflow efficiently. Features a compact, leak-proof design with reinforced sealing washers for airtight performance under high pressure. Ideal for planted tanks, reef systems, and advanced CO2 injection setups requiring reliable bubble refinement. Polished exterior resists algae buildup while maintaining a sleek, professional look. Compatible with standard CO2 tubing (4/6mm) for effortless integration into existing equipment. Optimized for bulk orders—supply your aquarium business or retail chain with industrial-grade valves at unbeatable wholesale pricing.