Replacement Timer Knob Set for FD Series Spring Wound Timers This replacement knob set is designed to restore full functionality to your FD series decorative spring wound automatic closing timers and wallmounted spring wound timers. Built for a precise fit, these knobs ensure smooth and reliable operation of your timer without the need to the entire unit. Key Features and Benefits: Includes 2 white timer knobs compatible with FD series decorative spring wound automatic closing timers and wallmounted spring wound timers Made from quality, durable plastic for longlasting performance and resistance to wear Standard 1inch size ensures accurate fit and seamless operation Simple installation allows quick replacement of damaged or worn knobs in minutes Provides an exact match to original manufacturer specifications for reliable timer function Why This Product is Useful: Damaged or worn knobs can make your timer difficult to operate and less efficient. This replacement set offers a costeffective solution, restoring convenience and precise control without replacing the entire electrical unit. Applications: Bathroom fans: Set a timed operation to improve ventilation while preventing excessive energy use Lighting control: Automatically switch lights off after a set time to conserve electricity Small appliances or heaters: Manage power usage safely and easily with a reliable timer setting Compatibility and Performance: These knobs are manufactured specifically for FD series spring wound timers, ensuring an exact fit for units controlling fans, lights, motors, heaters, and other energyconsuming devices. The sturdy plastic construction withstands daily handling, providing dependable operation and extended life. With accurate design, quality materials, and easy installation, this replacement timer knob set is a practical and dependable solution for restoring your wallmounted spring wound timers to performance.