Rotary waste valve for 3 1/2" sink opening with rough chrome plated body, 2" NPT male / 1 1/2" NPT female outlet, twist handle with heat resistant plastic grip, 2" NPT female x 1 1/2" NPT male adapter, snap-in removable strainer and overflow tube assembly. Certified to ASME A112.18.2/CSA B125.2