For use in Labline acid waste systems;Operating temperature range from -20 Degree F (-29 Degree C) to 212 Degree F (100 Degree C);Can be disassembled and re-used;Mechanical joints;All plastic construction (no galvanic action, electrolysis or corrosion);No pre-heating required to install olive;NSF-approved;IAPMO-listed;CSA certified;Meets ASTM F1412, D4101;Meets CSA B181.3;Vent Loop U Bends come in 1-1/2" and 2" sizes