Water Curtain. Swivel joint allows curtain to be directed in relationship to the hose line. Flow rate: 100 gpm at 100 psi (380 l/min @ 7 bar). 2.5” NH (65mm) female swivel inlet and 2.5” (65mm) male outlet with end cap and chain. End cap can be removed to allow the use of multiple units on one hoselay. Available in 2.5” NH thread only.