Exit Sign	Incandescent	LED	Tritium	Photoluminescent
	Lamp	Yes	Yes	No	No
	Power Consumption	40 Watts	6 Watts	None	None
	Labor to Install	$80.00	$80.00	$10.00	$10.00
	Energy Cost	$350.00	$67.00	None	None
	New Battery	$20.00	$20.00	None	None
	Maintenance Labor	$200.00	$200.00	None	None
	Disposal Cost	None	None	$125.00	None
	Total Cost	$650.00	$367.00	$135.00	$10.00
Maintenance labor includes quarterly inspections of the exit sign as mandated by Life Safety Code 101. Energy Costs are based on an average of $0.08 per kilowatt hour for commercial property in the U.S.A.  Tritium Exit Signs contain tritium gas which is a radioactive isotype. Unregulated exposure can cause serious health problems.