In the bathroom or any other humid space in the home, the accumulation of moisture can cause real problems. Not only can it encourage mold and mildew growth that can cause issues with your drywall, insulation, and roof beams, but it can also leave the room uncomfortably warm. A ventilation fan helps alleviate many of these problems by drawing moisture and odors out of the space. It then deposits them outdoors to improve the air quality inside your bathroom, attic, or laundry room. It can even be reversed to draw cooler dry air into your home for temperature regulation.  Peruse our handy shopping guide for all the information you need to find the best ventilation fan for your home. We’ve included some specific product recommendations, too, including our top choice, the Panasonic WhisperSense Ceiling-Mounted Fan, which offers easy installation, outstanding performance, and quiet operation. Considerations when choosing ventilation fans Type An exhaust fan is the most common type of built-in ventilation fan. It’s effective for ridding excess moisture and condensation from your bathroom, kitchen, or any other space that tends to become humid. An attic fan is a ventilation...