Model H Standard Response Standard Orifice White Upright - Automatic Brand 
Mfr Year: 2003

1/2" NPT, 1/2" Orifice
Temperature: 155*F- Glass Bulb
K=5.6
UL/FM
Download pdf. data sheet at: -Model H - Pendent & Upright - Standard Orifice

(Fire Sprinklers and such systems are to be inspected and installed by a registered Fire Sprinkler contractor in accordance with NFPA 
and local & state laws, seller assumes no responsibility)