Energy Calculator
| Lamp Comparison | Existing | LED | CFL |
| Name of The Lamp | |||
| Wattage | |||
| Expected Life | |||
| Number of bulbs | |||
| Cost per bulb | |||
| Hours Light Used (per day) | |||
| Cost of bulb | |||
| Total Cost Per |
$ | $ | $ |
| Total Savings per | $ | $ | $ |
| Total Value of retrofit over its Lifetime | |||
| Total Cost |
$ | $ | $ |