Within the Treasury Account Symbol, this is used in conjunction with the main account code, the Agency Identifier represents the department, agency or establishment of the U.S. Government that is responsible for the Treasury Account Symbol.
20 PAR cans. A parabolic aluminized reflector lamp (also PARCAN light, PARcan, or simply PAR) is a type of electric lamp that is widely used in commercial, residential, and transportation illumination. Usage includes locomotive headlamps, aircraft landing lights, and residential and commercial recessed lights (cans in the United States).
The IR (or sometimes HIR) in the description code means âinfraredâ, as you might have guessed, but it does not mean these bulbs are for heat lamp applications. The IR refers to a coating on the halogen capsule which is located inside the reflector of PAR or MR halogen light bulbs.This diagram shows the capsule inside an MR16 reflector. Several layers of durable, thin interference film are added to the capsule wall.n the second example, assume you currently use a number of 50MR16/FL40 bulbs. To cut energy costs without sacrificing the quality of the light, select the lower wattage, IR version of the same bulb, 37MR16/IR/FL40. and get the same light output using about 30% less energy.