Spray decontamination of contaminated personnel or equipment. The system is centered around an enclosed decontamination tent, constructed from radiation-resistant, chemical-proof, and corrosion-resistant materials, which is self-supporting when inflated. It includes an integrated spray system and a decontamination pool. Standard water supply and drainage pipes are provided, along with an inflation pump, and interfaces for lighting and heating. The specialized materials used make it particularly suitable for environments with nuclear radiation and chemical hazards. Customizable sizes are available, including 10㎡, 20㎡, 30㎡, and 40㎡. Pressure: 15-25 kPa; Number of spray heads: 5-12; Number of compartments: 3-8.