This Tsunami Ultra-Flo™ Spray Hose (Model 21999-0450) is a premium 50-foot, 3/8″ I.D. air hose built for maximum performance in paint booths, spray systems, and demanding industrial environments. Designed with a proprietary inner lining to resist breakdown and prevent contamination, it delivers clean, consistent airflow for superior results. The built-in anti-static strip reduces static buildup, while the lightweight, flat-lay construction makes it easy to handle with no kinks or tangles. With high-temperature resistance and durable fittings, this hose is engineered for long life and dependable operation. Key Features & Benefits Length: 50 ft – ideal for large spray booths. Inner Diameter: 3/8″ for optimal airflow. Fittings: 1/4″ NPT male threaded ends (1/4" NPT measures approx. 1/2″ in diameter). Anti-Static Strip: Reduces static buildup—essential for paint and solvent applications. High-Temperature Rating: Withstands up to 160 °F Proprietary Inner Lining: Prevents contamination and resists heat degradation. Flat-Lay Design: Hangs straight without coiling, reducing snags and tripping hazards. Lightweight & Flexible: Easy to move and store while maintaining durability. Ideal Applications Automotive paint booths Pneumatic spray guns and tools High-temperature curing environments Industrial compressed air systems Specifications Model: 21999-0450 Hose Length: 50 ft Inner Diameter: 3/8″ Connection Size: 1/4″ NPT male Max Temperature: 160 °F Construction: Lightweight, flat-lay with anti-static strip Color: Tsunami Purple