Q: Are CFL bulbs dimmable? Yes, but CFL bulbs must be designed to work on a dimming circuit. Due to the more demanding circuitry, dimmable CFLs are more expensive than standard CFLs. Dimming for incandescent bulbs works by reducing the amount of power sent to the bulb, which is not recommended to CFL bulbs. Reducing the amount of power to a CFL bulb can keep its filament from getting a sufficient amount of heat to function correctly and the CFL {Read More}