Philips 42-Watt GX24Q-4 4-Pin CFLni Light Bulb Cool White (4100K) 149039 - The Home Depot
Ultravation - UltraMax UVS-1224T UV Light Bulb for Germicidal Air Trea
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
HOW TO] replace a 4 pin fluorescent lightbulb (recessed lighting) - YouTube
Feit Electric 13W/18W/26W Equivalent PL Horizontal 4-Pin Universal Base G24Q/GX24Q-1/-2/-3 CCT Select(2700K/3500K/4100K)LED Light Bulb PL26A/H/CCT/ LED/HDRP - The Home Depot
GE Biax 26-Watt T/E ECO Triple Tube 4-Pin Light Bulb - #37132 | Lamps Plus
Feit Electric 13W/18W/26W Equivalent PL Horizontal 4-Pin Universal Base G24Q/GX24Q-1/-2/-3 with CCT Select LED Light Bulb (4-Pack) PL26AHCCT/LED /HDRP/4 - The Home Depot
Ushio 3000178 - CF9SE/841 Single Tube 4 Pin Base Compact Fluorescent Light Bulb - Walmart.com
MyGift Fluorescent Light Bulb 4 Pin 6500K 27 Watt with Quad Tubes GX10Q-4 Base, Replacement Bulb for Light of America Lamps - Compact Fluorescent Bulbs - Amazon.com
National Brand Alternative Part # KT-LED94P-H-840-S - 26,32, Or 42-Watt Equivalent T4 4-Pin Horizontal Cfl Replacement Light Bulb Cool White (1-Bulb) - Led Light Bulbs - Home Depot Pro