Symmons | sku: 326719018 Hot And Cold Renewable Seat- Cold Seat O-Ring Symmons Hot And Cold Renewable Seat- Cold Seat O-Ring | Genuine Symmons Repair Part | Hot & cold renewable seat (T-1/3), Cold seat o-ring (T-2) | For use with Temptrol shower series valves | Mfg #TA-4-RP|Genuine Symmons Repair Part|Hot & cold... Log in for pricing