GraySquare Solar - What are the best energy efficient light bulbs: The most energy efficient light bulbs are compact fluorescent light bulbs, or CFLs, and LED bulbs. CFLs use mercury to cause
![Sylvania ECO LED A19 Light Bulb, 100W Equivalent, Efficient 14.5W, 7 Year, 1450 Lumens, Non-Dimmable, Frosted, 2700K, Soft White - 6 Pack (40885), LED Bulbs - Amazon Canada Sylvania ECO LED A19 Light Bulb, 100W Equivalent, Efficient 14.5W, 7 Year, 1450 Lumens, Non-Dimmable, Frosted, 2700K, Soft White - 6 Pack (40885), LED Bulbs - Amazon Canada](https://m.media-amazon.com/images/I/81EEP7Qh5fL._AC_UF894,1000_QL80_.jpg)
Sylvania ECO LED A19 Light Bulb, 100W Equivalent, Efficient 14.5W, 7 Year, 1450 Lumens, Non-Dimmable, Frosted, 2700K, Soft White - 6 Pack (40885), LED Bulbs - Amazon Canada
![(8 Pack) GE 70286 Energy Efficient Halogen Bulb, A19, 43 watt Soft White 620 Lumen Halogen Light Bulb : Amazon.ca: Tools & Home Improvement (8 Pack) GE 70286 Energy Efficient Halogen Bulb, A19, 43 watt Soft White 620 Lumen Halogen Light Bulb : Amazon.ca: Tools & Home Improvement](https://m.media-amazon.com/images/I/71xqnGb8UTL.jpg)