A replaceable media module comprising: a first member configured to receive a purification media, the first member having a first open end and a second open end opposite to the first open end, wherein the first member is made from a porous, flexible and/or elastic material, wherein the first member comprises hemmed ends being secured by stitches; a first ring assembly comprising a first ring, a second ring, and an intermediate ring and a second porous member enclosing the first open end, wherein the first ring, the second ring and the intermediate ring snap-fit together to couple the first member to the first ring assembly, a second ring assembly comprising a third porous member enclosing the second open end, wherein the second ring assembly is the same as the first ring assembly but rotated 180°, wherein: the first ring comprises an inner wall, an outer wall and a plurality of ribs that extend from the first ring, wherein the inner wall includes a slot that is sized to receive the second member; the intermediate ring includes a body having a protrusion, which extends about the outer periphery of the body, and is disposed within a space defined by the hemmed end and the stitches; the intermediate ring is secured to the first ring by snap fitting the second ring into a slot being defined by the inner wall and the outer wall, wherein the inner diameter of the body engages a wall that extends from the first ring, the outer diameter of the body is positioned adjacent the ribs, the second ring includes a body that is shaped to engage indirectly through the thickness of the first member at least a portion of the protrusion and the body of the intermediate ring; a plurality of arms extend from the body of the second ring, which are configured to flex as the second ring is pushed into the slot defined by the inner wall and the outer wall of the first ring, and once the end of the arms moves past a tab of the first ring, the arms move back towards their original position and secure the first member, the second ring and the intermediate ring to the first ring. a first member configured to receive a purification media, the first member having a first open end and a second open end opposite to the first open end, wherein the first member is made from a porous, flexible and/or elastic material, wherein the first member comprises hemmed ends being secured by stitches; a first ring assembly comprising a first ring, a second ring, and an intermediate ring and a second porous member enclosing the first open end, wherein the first ring, the second ring and the intermediate ring snap-fit together to couple the first member to the first ring assembly, a second ring assembly comprising a third porous member enclosing the second open end, wherein the second ring assembly is the same as the first ring assembly but rotated 180°, wherein: the first ring comprises an inner wall, an outer wall and a plurality of ribs that extend from the first ring, wherein the inner wall includes a slot that is sized to receive the second member; the intermediate ring includes a body having a protrusion, which extends about the outer periphery of the body, and is disposed within a space defined by the hemmed end and the stitches; the intermediate ring is secured to the first ring by snap fitting the second ring into a slot being defined by the inner wall and the outer wall, wherein the inner diameter of the body engages a wall that extends from the first ring, the outer diameter of the body is positioned adjacent the ribs, the second ring includes a body that is shaped to engage indirectly through the thickness of the first member at least a portion of the protrusion and the body of the intermediate ring; a plurality of arms extend from the body of the second ring, which are configured to flex as the second ring is pushed into the slot defined by the inner wall and the outer wall of the first ring, and once the end of the arms moves past a tab of the first ring, the arms move back towards their original position and secure the first member, the second ring and the intermediate ring to the first ring.