H. R. Kirkland Indicator Category : Other This unit bears no model number, only the brand “H. R. Kirkland,” a company that still manufactures fire alarm system devices. Brand OtherModel UnknownManufacturer H. R. KirklandType Indicator
Gaylord NC-1357A Category : GaylordThis is a rebranded EST/Edwards 270-SPO for use in some sort of ventilator system.
Silent Knight SK-PHOTO Category : Silent KnightPersonally, I think that the Silent Knight logo on the head of this smoke is a bit ugly.
