Used with hump racks, reels, hangers and exterior houses for emergency fire protection in most industrial applications. 600 psi/41.3 bars acceptance test pressure. 100% synthetic jacket and synthetic rubber lining. Designed for greater resistance to many acids, alkalines and other chemicals. Used where working pressures are higher than normal. Available: 50'/15.2m, 75'/22.8m and 100'/30.4m lengths. Coupling size: 1.5 inch.