Warranty

John Kramer's Fabrications, Inc. warrants their shower bases made from DuPont CORIAN® for defects in material and fabrication for 10 years to the original purchaser.
This warranty does not apply if:

Installation guidelines are not met
If base is to be used in a steam unit
Physical abuse
Natural disasters
Structural movement
Improper plumbing or plumbing materials
Improper installed surrounding walls and shower doors

This warranty does not cover labor to repair or replace any surrounding items if pan must be replaced.