Viking® VK612, 5.6K, High Pressure, Extended Coverage, Horizontal Sidewall, QR/SR, 1/2" NPT, White, 135 Degree 12295MA/W Fire Sprinkler Head DS-3 Reliable Model F1FR56LL sprinklers are

Reliable Model F1FR56LL sprinklers are quick-response standard spray automatic fire sprinklers utilizing a sensitive 3

165 Degree 14139AC Fire Sprinkler Head

The addition of a larger K-Factor allows ESFR performance at lower end-head pressures than ESFR K14 sprinklers

Operating Temperature Range:  32°F to 150°F (0°C to 66°C)​

Viking® VK612, 5.6K, High Pressure, Extended Coverage, Horizontal Sidewall, QR/SR, 1/2" NPT, White, 135 Degree 12295MA/W Fire Sprinkler Head DS-3 Reliable Model F1FR56LL sprinklers areViking VK612, 5. 6K, High Pressure, Extended Coverage, Horizontal Sidewall, QR SR, 1 2" NPT, White, 135 Degree 12295MA W Fire Sprinkler Head Horizontal Sidewall, Standard Response, 5. 6 K Factor, Standard Orifice, Extended Coverage, HIGH PRESSURE, 250 PSI, Sprinkler, Light Hazard Only, (General reference only Always refer to technical datasheet for accurate listings and approvals) Available In Multiple Colors and Temperatures. See Other Configurations