Aquatherm’s Lilac recycled/reclaimed water piping system is a durable and corrosion-resistant polypropylene material that is easy to design and install for applications such as toilet/drain water, rainwater collection, laundry/cleaning and irrigation. This fully recyclable environmentally- friendly alternative to plastic and metal piping also is installed without the use of any toxic materials, glues and resins, or open flames. Lilac uses a simple heat-fusion connection to create seamless connections. Available in pipe dimensions ranging from 3/8” to 12”.