Therm-L-Stat DI-135

This heat detector is very small compared to a lot of the other ones that I have.

  • Brand
  • Model DI-135
  • Manufacturer Unknown
  • Type Heat Detector

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H. R. Kirkland Indicator

H. R. Kirkland Indicator

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This unit bears no model number, only the brand “H. R. Kirkland,” a company that still manufactures fire alarm system...
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