Polaris 280 Sand/Silt Fine Mesh Filter Bag | K14Polaris K14 Sand & Silt Filter Bag Product Overview The Polaris K14 is a fine mesh replacement debris bag designed to capture very small particles such as sand, silt and dust in your pressure side pool cleaner system, helping maintain clearer water and better cleaner performance. Key Features Ultra fine mesh construction to trap sand, silt, dust and fine debris. Designed for use in pressure side cleaners to help protect your pool filtration system and