Circle 13W T5 Fluorescent Light Bulbs, 20,000 Hours Reliable Service, Fast & Simple Installation, Perfect Under The Counter Kitchen Light Bulbs, Cool White - Pack of 6 - Amazon.com
LOT OF 3 Compact Fluorescent Twin Tube Bulbs Lamps 2 Pin 7W 9W & 13W NOS | eBay
Feit Electric 13-Watt Equivalent PL CFLNI Twin Tube 2-Pin GX23 Base Compact Fluorescent CFL Light Bulb, Cool White 4100K (1-Bulb) BPPL13/41/HDRP - The Home Depot
Philips Fluorescent 13W T5 21" Bright White (3000K) | The Home Depot Canada
Sunlite PL13/E/SP30K/10PK 4-Pin Fluorescent 13W 3000K Warm White U Shaped PL CFL Twin Tube Plugin Light Bulbs with 2GX7 Base (10 Pack) - Amazon.com
Satco S2911 T5 Fluorescent Tube [#1 in Lighting] | Bestledz.com
Panasonic FQ13E41.U/2 13W 41K Quad Tube (2-Pack)
Feit Electric 21 in. 13W Daylight Deluxe White (6500K) G5 Base (T5 Replacement) Fluorescen... | The Home Depot Canada
Feit Electric 13-Watt Equivalent PL Quad Tube CFLNI 4-Pin Plugin G24Q-1 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E841LEDG2HDRP - The Home Depot