①. [Sprinkler Head Guard]Fire Sprinkler Head Guard Cage Protector Fire Extinguishing System Sprinkler Bracket Protective Fire Sprinkler Head Guard Cover for Both 1/2 and 3/4 Fire Head for Protecting Flush Mount and Side Wall and Pendent Recessed Sprinkler Head Cage. ②. [Wide Application]The fire sprinkler head protector is for use in fire suppression systems. It is designed for basement, storage garage, schools, hospitals, hotels, restaurants, shops, commercial buildings, universities, prisons, and other public locations where both functionality and aesthetics count. ③. [Cover for Protecting]Protect sprinklers from accidental knocks and bursts and bumps. These fire sprinkler cages are suitable for fire suppression systems in houses, office buildings, schools, restaurants, hotels, shops, commercial buildings, basements and storage warehouses, etc. ④. [Fire Sprinkler Protector]Fire sprinkler protectors are suitable for sprinklers in upright, pendant or horizontal sidewall positions. Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. ⑤. [Easy To Install]For use with exposed fire sprinklers only, not for use with recessed sprinklers with escutcheon rings. Simple in structure, easy to use, not easy to deform, you can use it with confidence. ⑥. size: 7 x 8cm ⑦. Material: Metal ⑧. colour: silver ⑨. Package Contents: 4 x Fire Sprinkler Headguard Only the above package content, other products are not included. ⑩. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.