FLDD4/3835 - Pro-lite - Compact Lamp, Double D Turn Tube, GR10q Farnell Ireland

Eveready 28w 4 Pin Energy Saving 2D Lamp 240v – Hardware Heaven

FLDD4/3835 - Pro-lite - Compact Lamp, Double D Turn Tube, GR10q

18 watt - T4 - 4-Pin (G24q-2) Base - 4,100K - Cool White - Double Tube | Damar Compact Fluorescent Light Bulb

Damar 53115 - F18DDTT/DE/841/G24Q-2/ECO TWIN TUBE Double Tube 4 Pin Base Compact Fluorescent Light Bulb

PLL 4-Pin

CFL Lamps - Mullingar Electrical

Spec: GE 40184 F552D/830/4P/CD - 55 Watt - 4 Pin GR10q 3000K fluorescent light bulb Color Temperature: 3000K Packing: 2 Pack Good-Earth Lighting

F552D/830 GE 40184 55W 3000K 2D CFS55W/GR10Q 55 Watt Fluorescent Light Bulb 2 Count

Ushio BC8865 3000137 - CF26DE/841-26W - 4 Pin G24q-3 Base - 4100K - CFL Bulb - Compact Fluorescent Bulbs

Compact Fluorescent Lamps

Crompton CFL PLC-E 10W 4-Pin Dim Double Turn 4000K DE-Type

Crompton CFL PLC-E 13W 4-Pin Dim Double Turn 4000K DE-Type

Philips CFL Bulbs