Solvent weld, use for drain-waste-vent applications, or with pressure fittings for pressure pipe applications. Lightweight, high-impact resistant, and corrosion-proof, resistant to all waste system liquids and gases. PSI ratings at 73 degrees Fahrenheit range from 180 (6" pipe) to 330 (1-1/2" pipe) depending on ID size. Dual rated for pressure (ASTM D1785) and drainage (ASTM D2665).