This Flow-Pur housing winterizing kit is for use on the POE12GHGACB and POE12DSA1KDF systems. It fits most industry standard 10 or 20 inch filter housings. The kit includes one stainless steel plate and one rubber gasket. Before installing, make sure to empty the water from the housing. The Flow-Pur Housing Winterizing Kit is designed to winterize your water filtration system, allowing you to bybass the filter itself so no antifreeze gets inside. This is done by using a long lasting stainless steel plate with tool-free installation. This Flow-Pur winterizing kit will fit in most industry standard 10 inch or 20 inch filter housings, allowing for a plethora of available housing spaces in the exterior of an RV, boat or camper. At Flow-Pur, we make sure our products can be used everywhere, since everyone deserves clean water. In addition to removing VOCs, this filter improves the taste of water and removes unwanted odors. Water enters this filter after the storage tank and acts as a final filter to crispen up the flavor and enhance the taste of your water. These durable filters are crafted from high-quality materials for maximum filtration. Filter life may vary based upon local water conditions, but it is generally recommended to replace sediment and carbon filters every 6 months. Water. It's in our name and close to our hearts. Since 1874, Watts Water Technologies has been delivering innovative technologies that make the world's most precious resource safe and accessible. Everything we design is made to keep the Earth's most precious resource safer, cleaner, and more useful for our customers. Our family of brands offers one of the most varied product lines in the world, with world-class, water-related solutions.