Tyco TY4123, TY-FRL, 8.0K, 3/4", Quick Response, Intermediate Level Upright with Shield Fire Sprinkler Head - Available In Multiple Configurations sprinkler bell guard For 1/2" Sprinkler Head -

For 1/2" Sprinkler Head - 6802621412 GD41

It is used to control the pressure in a dry pipe sprinkler system

Viking Fire Sprinkler Wrench 22940MB

Mounting Type:  Wall

RASCO/Reliable D-7 Fire Sprinkler Head Guard

Tyco TY4123, TY-FRL, 8.0K, 3/4", Quick Response, Intermediate Level Upright with Shield Fire Sprinkler Head - Available In Multiple Configurations sprinkler bell guard For 1/2" Sprinkler Head -Tyco TY4123, TY FRL, 8. 0K, 3 4", Quick Response, Intermediate Level Upright with Shield Fire Sprinkler Head, Available In Multiple Configurations TYCO Series TY FRL 5. 6K and 8. 0K Quick Response Upright and Pendent Intermediate Level Sprinklers are automatic sprinklers of the quick response solder type. They are standard spray sprinklers intended for use in fire sprinkler systems designed in accordance with the standard installation rules recognized