Effortless Shower Curb Construction with Mark E. Industries Handi Kirb™ Unlock the potential of flawless shower curb construction with the Handi Kirb™ Shower Kit from Mark E. Industries, designed for seamless integration with any shower size and style. Features Versatile Use: Compatible with or without a 2 x 4 wood curb for any shower. Built-In Pitch: Ensures proper water drainage into the shower. Liner Integrity: Preserves the waterproof integrity of the shower liner. Easy Customization: Can be easily cut with a hacksaw, PVC cutters, or grinder. Durable Material: Made from economical, lightweight, non-rotting plastic. Solid Backing: Provides a sturdy cement backing for tiles. Simple Mud Application: Allows for easy addition of lightweight mud on both sides. Quick Pitch System Compatibility: Enhances efficiency when used with the Quick Pitch System.