Feit Electric 13-Watt Equivalent PL CFLNI Quad Tube 2-Pin GX23-2 Base Compact Fluorescent CFL Light Bulb, Cool White 4100K (1-Bulb) BPPLD13/41/HDRP - The Home Depot
Philips 32-Watt 4 ft. Linear T8 ALTO Fluorescent Tube Light Bulb Cool White (4100K) (2-Pack) 543306 - The Home Depot
TCP 14W Cool White Spiral CFL Bulb, E26 Base (3-Pack) | 14W/4100K Spiral | Bulbs.com
SHOPLED T8 LED Bulbs 4 Foot, 36W 6000K Cool White, Type B Tube Lights, 4FT LED Light Bulb Fluorescent Replacement, Ballast Bypass, D-Shaped, Double Ended Power, 4 Pack - - Amazon.com