The Air King AK100LS6H is a powerful ventilating fan designed for use in bathroom/utility rooms. With a 6-inch diameter duct size, this fan provides efficient airflow of up to 100 CFM at 1 sone sound level. Its sleek design and brand reputation make it a reliable choice for ventilation needs. This model does not include lighting features, focusing solely on the task of providing optimal air circulation. With its single-speed operation, it offers simplicity and ease of use. The AK100LS6H boasts an efficacy rating of 3.8 CFM/Watt, ensuring energy-efficient performance. Released on the market in October 2015, this Air King ventilating fan has been built with quality materials to ensure durability and longevity. It is equipped with special features such as dimming or motion-sensing capabilities. In terms of installation convenience, the AK100LS6H includes a MERV-rated in-line fan filter option that ensures clean air circulation while minimizing maintenance requirements.