Product details:

It is Kohler's mission that you improve your sense of gracious living with every experience you have with a Kohler product or service. Kohler lives on the leading edge of design and technology, while maintaining a constant level of quality, regardless of price. It sets the standard of excellence in its field, and yet is constantly striving to improve. From sustainable products in the kitchen and bath to power systems that protect data centers and urban landscapes all over the world - this is what the Kohler company is all about.14 In. (356 mm) rough-in
Converts standard 12 in. (305 mm) rough-in products to 14 in. (356 mm) configuration
Plastic trapway
For use with the K-3981 Tresham one-piece toilet