Safby Fire Hose Nozzle Brass Fire Equipment Spray Jet Fog (1" Nh/Nst). Fitment: Fit for standard 1" NH/NST Male thread,not for NPSH/NPT thread Control: By rotating, control on and off, and adjust spray size Material: brass nozzle, very durable, and adjustable. Application: For fire fighter fireman station garden, also for green house applications, dust suppression, and evaporate cooling Warranty?We have confidence in our products. We offer a 1-year warranty. Whenever there is any problem with the product, please contact us directly, we will provide you with quality after-sales service immediately.