Every Great Shower Begins With What You Can't See

The most transformative shower experiences aren't built on what dazzles the eye — they're built on what quietly does its job beneath the surface. A flawless, spa-like shower starts with a foundation you can trust, one that holds everything together so every morning feels effortless and every evening feels like a retreat.

Crafted from heavy-duty cast iron and finished in sleek black, this cUPC-certified drain base is engineered for lasting performance in both new home builds and demanding commercial spaces. Its universal compatibility means it works seamlessly with virtually any standard slip-in shower drain, so you're free to choose the design that truly speaks to you. When every element beneath the surface is this dependable, the beautiful bathroom you've envisioned isn't just a dream — it's simply a matter of time.

Download Warranty | Download Installation Guide | Download Spec Sheet

Cast Iron Shower Drain Base with Rubber Fitting

• Made of heavy duty cast iron, suitable for hot mop shower installations.
• cUPC Certified, can be used for new construction and commercial properties.
• Easy to Install, detailed PDF installation instructions available.
• This part will not be visible as it is installed underneath the linear or square drain plate.
• Similar drain base made of PVC plastic also available as model # ABDB55
• Compatible with all ALFI brand shower drains or any brand as long as it’s a standard size drain diameter and slip in method not screw in.