The non-removable fire sprinkler and detector protector is designed to offer robust protection for your fire safety equipment. Its sturdy construction ensures that your sprinkler heads and detectors remain unuesd, even in high-traffic areas. This guard is ideal for both residential and commercial settings, providing peace of mind and enhanced safety. Features -Color:Silver -Material:Metal -Size:8.50X8.50X7.00cm/3.34X3.34X2.75in -Lower diameter: 80mm -Adaptive sprinkler head: DN15,DN20 -Highefficiency protection: the sprinkler ensures reliable protection for fire sprinkler heads, preventing accidental damage and ensuring optimal performance. -Easy installation: designed for easy installation, this fire sprinkler cover requires no disassembly, making it quick and easy to set up -Versatile application: suitable for various environments, including commercial buildings, residential complexes, and industrial facilities, providing comprehensive protection - material: made from robust, materials, this fire sprinkler protector is built to last and withstand wear and tear over time -Enhanced safety: the sensor protection shield offers additional safety by safeguarding detectors, ensuring they function correctly in emergencies. <div </div Package list: 1 sprinkler head cover