The head itself has a liquid filled glass bulb that bursts at the rated temperature to trigger the sprinkler.
Fire sprinkler cover plate installation.
This is to allow heat to flow from a fire to the three solder spots ensuring the cover releases on time during an emergency.
Install using required wrenches sold separately.
The fire sprinkler cover plate comes soldered to a frame piece that screws or pushes into the fire sprinkler head assembly.
Choose the cover plate model for the selected sprinkler submit a sherwin williams benjamin moore or ral paint code.
Once the cover plate is installed there should be a small gap between the ceiling and the lip of the cover plate.
An inconspicuous cover plate provides a clean look for sprinkler heads.
When the plate s temperature rating is reached it falls away to expose the sprinkler head.
You now know how to properly remove a cover plate locate the correct replacement and install a new one.
The solder is temperature sensitive to melt usually 20 degrees fahrenheit lower than the sprinkler head activation temperature.
The manufacturer and temperature of a cover plate is printed on the base of the plate.
Each manufacturer s plate is a little different in size color and so on.