Water Closet Carriers Josam's water closet carriers are the perfect solution for commercial installations for either siphon jet or blowout applications. Designed to sustain various weight requirements the carriers provide a water-tight pathway with three toilet bowl connection options including a Tapered Thread Extension (-PF), O-Ring Extension (-OR), and a Compression Ring Extension (-CR) in either a Standard or Pre-Fab carrier package. Filter by Standard Chase Carriers Horizontal Vertical Close Chase Carriers Hub & Spigot No-Hub Institutional Carrier Carrier Only -pipe by others 12704 – Carrier: Vertical Single Adjustable, Left-Hand Vent 12714 – Carrier: on Stack Vertical Single Adjustable No-Hub 12724 – Carrier: on Stack Vertical Double Adjustable No-Hub