The heated CPAP tubing (system one 60 series) by Phillips Respironics is popular helping aids for elderly. This tubing is to be replaced on the regular basis by Respironics 60 series of CPAP machines users for sanitary and health maintenance purposes. This heated tubing is a solution for patients needing continuous or frequent CPAP machine procedure therapy and are in need of high humidification exclusive of condensation. Attention: must be used with System One units only. Comes packaged and sealed individually. Has to be cleaned along with the mask on the weekly basis, upon removal from CPAP or BiPAP machine. Use a mild cleaner, preferably scentless, and clean the heated tubing with lukewarm water. Rinse the tubing thoroughly. Hang in a clean dry place upon cleaning. Do not place in direct sunlight for quick drying purposes. Weighs 0.26 pounds.