The TYCO Series LFII Residential 4.9K Concealed Pendent Sprinklers (TY2534) are decorative, glass bulb sprinklers, available in both ordinary 155°F (68°C) and intermediate 200°F (93°C) temperature rated configurations. They are designed for use in residential occupancies such as homes, apartments, dormitories, and hotels.
The cover plate assembly conceals the sprinkler operating components above the ceiling. The flat profile of the cover plate provides the optimum aesthetically appealing sprinkler design. In addition, the concealed design of the Series LFII Residential Concealed Pendent Sprinklers provides 3/4 in. (19,1 mm) vertical adjustment. This adjustment provides a measure of f lexibility when cutting fixed sprinkler drops.
The Series LFII Residential Concealed Pendent Sprinklers are intended for use in the following scenarios:
• Wet pipe residential sprinkler systems for one and two family dwellings and mobile homes per NFPA 13D
• Wet pipe residential sprinkler systems for residential occupancies up to and including four stories in height per NFPA 13R
• Wet pipe sprinkler systems for the residential portions of any occupancy per NFPA 13

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Specifications Sheet