3 step flat cover plates shall be ul listed and fm approved for use with the automatic sprinkler they are being paired with to.
Fire sprinkler cover plate removal.
The solder is temperature sensitive to melt usually 20 degrees fahrenheit lower than the sprinkler head activation temperature.
An inconspicuous cover plate provides a clean look for sprinkler heads.
When installers cut holes in the ceiling for the sprinkler heads the holes are significantly larger than the sprinkler heads themselves usually leaving a gap of well more than 1 8 between the head and the surrounding ceiling.
The fire sprinkler cover plate comes soldered to a frame piece that screws or pushes into the fire sprinkler head assembly.
This video demonstrates how to cut off an old pendant escutcheon and repl.
A cover plate simply screws into the concealed fire sprinkler to provide aesthetic benefits and protect the sprinkler from dirt dust and debris similar to escutcheons learn the difference between an escutcheon and a cover plate.
When the solder melts the cover plate falls off allowing the sprinkler head deflector to drop.
Platform diameter is 3 3 8 86mm may be used with any 1 cpvc pipe for easier reach of higher ceilings.
Learn how easy it is to replace them yourself.
Install using required wrenches sold separately.
Can be used in conjunction with senju sprinkler s protective cap removal tool.
When the plate s temperature rating is reached it falls away to expose the sprinkler head.
The temperature responsive solder reacts to a specified temperature usually about 20 degrees lower than the.
Escutcheon plates also known as trim plates seal the gap between the fire sprinkler head and the ceiling.
The head itself has a liquid filled glass bulb that bursts at the rated temperature to trigger the sprinkler.