
Garden Hose Nozzles | McMaster-Carr
Garden Hose Nozzles. Style A provide a constant, fixed stream of water. Use if a shut-off valve isn''t needed. The 6" lg. nozzles are for cold water use only. Style B have a nozzle that starts the flow of water when squeezed and stops the flow when released. Neoprene rubber nozzles are chemical resistant. Buna-N rubber nozzles are for cold water