HJS-319 4*6mm PVC Air Hose for Aquariums & Hydroponics
Premium flexible PVC tubing with 4mm inner diameter and 6mm outer diameter, ensuring optimal airflow for aquatic and hydroponic systems. High-grade PVC material resists kinking, cracking, and UV degradation, maintaining durability in humid environments. Precision-engineered for leak-free connections, compatible with most air pumps, filters, and aeration devices. Ideal for freshwater/reef aquariums, terrariums, hydroponic setups, and DIY oxygenation projects. Sold in 100-meter bulk rolls—cost-efficient for commercial growers, pet stores, and large-scale hobbyists. Non-toxic, odorless, and safe for fish, plants, and delicate ecosystems. Ultra-smooth inner wall minimizes airflow resistance, enhancing energy efficiency.