36" x 60" Shower Floor White Durabase

Mustee 3660M DURABASE® Shower Base – 36" x 60" Fiberglass with Molded Drain

The Mustee 3660M DURABASE® is a one-piece molded fiberglass shower base designed for 36" x 60" alcove applications. Built for strength and long-term use, this base includes an integral molded drain assembly and a slip-resistant floor surface with Starburst® texture for enhanced safety. Its structural fiberglass construction is suitable for both residential and light commercial use.

The unit includes a 4-1/2" threshold and is compatible with standard 2" Sch. 40 DWV piping in ABS, PVC, or cast iron. Designed for compatibility with tile, pre-formed surrounds, or Mustee DURAWALL® shower wall panels, the base meets applicable plumbing and material safety standards for modern installations.

Key Product Features

• Nominal Size: 36" x 60"
• Material: Compression-molded fiberglass for impact resistance and dimensional stability
• Surface Finish: Semi-gloss, mold- and mildew-resistant with Starburst® slip-resistant texture
• Drain Assembly: Integral molded drain with removable strainer; connects to 2" Schedule 40 ABS, PVC, or cast iron DWV systems
• Threshold Height: 4-1/2" molded curb for barrier containment and accessibility
• Wall System Compatibility: Suitable for use with tile, Mustee DURAWALL®, or other wall systems

Certifications

• ANSI Z124.2017 Compliant
• UPC/cUPC Listed – IAPMO-certified for plumbing code compliance

Installation Considerations

Install on a level subfloor using manufacturer-recommended bedding compound. The drain assembly includes a flexible rubber slip gasket to connect to standard 2" DWV plumbing. Fasten flanges directly to wall framing. Proper installation by a licensed contractor is recommended to ensure code compliance and watertight integrity.