Philips 36W 4 Pin 2G11 Warm White Long Single Twin Tube CFL Bulb - Amazon.com
Westinghouse 3737600 13W Double Twin Tube CFL Warm White Gx2
Philips 32W 4 Pin GX24q3 Neutral White Long Triple Twin Tube CFL Bulb - Amazon.com
Philips PL-S13W/827/2P/ALTO 13 Watt Pl Short Twin Tube CFL 2
Feit Electric 13-Watt Equivalent PL Twintube CFLNI Bi-Pin Plug-In GX23 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPL13/841/LEDG2HDRP - The Home Depot