[Sprinkler Head Guard] Fire Sprinkler Head Guard Cage Protector for Fire Extinguishing Systems. This protective cover is compatible with both 1/2 inch and 3/4 inch sprinkler heads and designed to protect flush mount, side wall, and pendent recessed sprinkler head cages. [Wide Application] This fire sprinkler head protector is intended for use in fire suppression systems. Ideal for use in homes, basements, garages, schools, hospitals, hotels, restaurants, shops, commercial buildings, universities, prisons, and other public facilities where protection and appearance are important. [Protective Cover] Helps protect sprinkler heads from accidental impacts, knocks, and damage. Suitable for fire suppression systems in residential, commercial, and industrial environments including offices, schools, restaurants, hotels, shops, basements, and storage warehouses. [Fire Sprinkler Protector] Designed for use with upright, pendant, and horizontal sidewall sprinkler installations. Features precise craftsmanship, a durable structure, and practical design for reliable performance. [Easy to Install] For use with exposed fire sprinklers only. Not intended for recessed sprinklers with escutcheon rings. Simple design, easy to install, resistant to deformation, and built for long-term use. Size: 7 x 8 cm Material: Metal Color: Silver Package Contents: 4 x Fire Sprinkler Head Guards Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.