Home ImprovementApplication: PlumbingProduct Type: Sprinkler HeadFinish: Chrome PlatedNominal K Factor: 8.1 Note: This sprinkler head is compatible with 325423: 3/4" Escutcheon The Globe GL Series Standard Response Pendent Sprinkler is a low profile yet durable design, which utilizes a frangible glass ampule as the thermosensitive element. While the sprinkler provides an aesthetically pleasing appearance, it can be installed wherever standard spray sprinklers are specified. This sprinkler series is available in various styles, orifices, temperature ratings and finishes to meet varying design requirements. Features: Temperature Rating - 135¡ãF (57¡ãC), 155¡ãF (68¡ãC), 175¡ãF (79¡ãC), 200¡ãF (93¡ãC, 286¡ãF (141¡ãC), 360¡ãF (182¡ãC) Chrome Plated Brass Water working pressure rating - 175 psi (12 bars) Factory tested hydrostatically to 500 psi (34 bars) Maximum low temperature glass bulb rating is -67¡ãF (-55¡ãC) Frame - Bronze, Deflector - brass, Screw - brass Lodgement Spring - Stainless Steel Bulb seat - copper, Spring - nickel alloy, Seal - Teflon Bulb - glass with glycerin solution, 3mm size Note: This product should be used in stand-alone Fire Protection systems only. It is not lead free, and should not be in contact with the potable water supply. R1R2S4