Finally, an easy to use versatile filter. This pressurized filter can be used above ground or buried up to its lid. A unique feature on this unit is the red button on the lid that pops up when the filter needs cleaning. These filters are available with or without UVC lights. All units can be converted in the field to a UVC unit by removing the center chamber and adding a UVC Kit. The inlet and outlet are transitional style fittings that allow the filter to connct to several different sizes of hose or tubing. For specific sizes, please see chart below. The Cyprio 2000 has three densities of foam media that trap debris while promoting colonization of beneficial bacteria. The bottom chamber of bio-spheres also enhances the growth of beneficial bacteria. The BioForce filter is easy to install, easy to clean, and easy to use!