why does my hot tub smell like mildew
The buildup of rain water, dew and other environmental condensation can soak into your hot tub cover, causing the foul smell of mildew. Some hot tub owners assume the smell is coming from the water itself, and after extensive filtering and sanitizing, realize the odor is coming from the cover on top. To keep all aspects of your hot tub experience fresh, follow a few tips on eliminating and preventing mildew.