Feit Electric 18-Watt Equivalent PL CFLNI Triple Tube 4-Pin GX24Q-2 Base Compact Fluorescent CFL Light Bulb, Soft White 2700K (1-Bulb) BPPLT18E/HDRP - The Home Depot
Feit Electric 18-Watt Equivalent PL CFLNI Quad Tube 4-Pin G24Q-2 Base Compact Fluorescent CFL Light Bulb, Soft White 2700K (1-Bulb) BPPLD18E/HDRP - The Home Depot
GoodBulb 18-Watt CFL Bulb, 120-Volts Energy-Efficient Quad-Tube Lamp, 4100K Cool White Color (Pack of 4 Bulbs) - Amazon.com
Feit Electric 18-Watt Equivalent PL CFLNI Triple Tube 4-Pin GX24Q-2 Base Compact Fluorescent CFL Light Bulb, Soft White 2700K (1-Bulb) BPPLT18E/HDRP - The Home Depot
Philips LED 417089 Energy Saver Compact Fluorescent T2 Twister (A21 Replacement) Household Light Bulb: 2700-Kelvin, 18-Watt (75-Watt Equivalent), E26 Medium Screw Base, Soft White, 4-Pack - Energy Efficient Light Bulbs - Amazon.com