Supply Giant tee fitting which is designed to be used in application with high pressures. In particular, it has a galvanized malleable construction and its female threaded connections have a diameter of 1 inch on all ends. Furthermore, this fitting is produced in a Iso9001:2000 qualified production ENVIRONMENT and all units are 100% pressure tested for 150 LB applications. In addition, the part is approved by UL/ulc and dm and it conforms to the astm a-197, ansi/asme B16.3 and ansi/asme B16.14 standards. ⚠ California Proposition 65 Warning: This product is known to the state of California to cause cancer, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.