Drain-Guard double containment piping systems provide safe transport of sanitary or storm drainage in critical areas. Should a leak occur, people, equipment and valuable property will be protected from possible harm. Drain-Guard provides the secure environment necessary for piping in vital areas of a wide variety of buildings, including hospitals, museums, historical sites, libraries, art galleries, theatres, data centres, restaurants, and arenas. Drain-Guard is a double containment piping system using System 15 and or System XFR as its primary components. The many performance benef ts of System 15 and System XFR are enhanced by this dual pipe concept.