Click or scroll to zoom Tap or pinch to zoom Hydro Flow 3/4 in Shut Off Valve MHT x FHT with Swivel by Hydro Flow Sale $7.99 SKU 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Buy Now Hydro Flow Shut Off Valves allow you to adjust water flow from your spigot or garden hose application. Hydro Flow 3/4 in Shut Off Valve with the swivel allows for easy installation and removal.