Fitment: Fit for standard 2" NPSH/NPT Male thread, not for NH/NSP thread | Control: By rotating, control on and off, and adjust spray size | Material: ABS housing, brass nozzle, Aluminum Female and Male Fitting，very durable, and adjustable. | Application: For fire fighter fireman station，house garden, also for green house applications, dust suppression, and evaporate cooling | Warranty：We have confidence in our products. We offer a 3-year warranty. Whenever there is any problem with the product, please contact us directly, we will provide you with quality after-sales service immediately.