Leyon FM UL Model ELOC 11.2 K factor Extra Large Orifice Concealed Pendent Sprinklers are decorative, fast response, solder-type sprinklers designed for architecturally sensitive, light hazard areas like hotels, offices, churches, and restaurants. Featuring a flat concealed cover plate, they provide Quick and Standard Response with Extended Coverage up to 18 ft × 18 ft. The two-piece cover plate assembly allows system installation and pressure testing before ceiling finishes are applied. Ideal for projects requiring both fire protection performance and aesthetic ceiling design.