36″×48″ Shower Pan Center Drain Cultured Marble Shower Pan
36″ × 48″ — Center Standard Drain — 3.5″ Total Height
36″×48″ Shower Pan Center Drain Cultured Marble Shower Pan — Features & Specs
The 36″×48″ Center Drain shower pan by ARSTAR is a one-piece cultured marble shower base with a textured anti-slip floor surface. The drain is centered at 18″ from the backwall and 24″ from the side wall for accurate alignment. Pre-leveled for seamless installation. Suitable for mid-size shower enclosures and hotel renovation programs. CSA B45.5 / IAPMO Z124 certified. Available in 44+ colors. Made in Laredo, TX.
Also known as a shower base, shower receptor, shower floor pan, or shower tray.
Technical Specifications
| Material | Cultured Marble |
| Pieces | 1 (one-piece construction) |
| Side Wall Width | 36″ Max |
| Back Wall Width | 48″ Max |
| Height | 3.5″ Total |
| Drain Location | Center |
| Drain Type | Standard Drain |
| Drain Position | Centered at 18″ from the backwall and 24″ from the side wall |
| Floor Surface | Textured Anti-Slip |
| Finish | Gloss & Matte |
| Sizes Available | 36″ × 48″ |
| Certification | CSA B45.5 / IAPMO Z124 |
Available in 44+ Colors
This shower pan is available in all ARSTAR colors — matching shower wall panels for a complete system.
Contact us for samples or custom color matching.
Frequently Asked Questions
What size is the 36″×48″ Shower Pan Center Drain?
The 36″×48″ Shower Pan Center Drain measures 36″ × 48″ with 36″ Max side walls, 48″ Max back wall, and 3.5″ Total total height. Centered at 18″ from the backwall and 24″ from the side wall. Custom sizes available on request.
What colors does this shower pan come in?
This shower pan is available in 44+ colors including marble looks (Carrara, Calacatta), granite patterns, solid whites, and specialty finishes like Glass Effect. Available in gloss & matte finish. Colors match ARSTAR shower wall panels for a complete system.
Is this shower pan anti-slip?
Yes. Every ARSTAR cultured marble shower pan includes a factory-applied anti-slip textured floor surface as standard. The texture is molded into the gel coat during manufacturing and will not wear off or degrade over time.
Is this shower pan certified?
Yes. This shower pan is CSA B45.5 / IAPMO Z124 certified and manufactured by ARSTAR Inc. in Laredo, Texas. ARSTAR is ISO 9001:2015 certified.
How do I clean and maintain this shower pan?
Cultured marble is non-porous and requires no sealing. Clean with mild soap and water or a non-abrasive bathroom cleaner. The gel coat surface resists stains, mold, and mildew. Avoid harsh chemicals and abrasive pads.
Get the 36″×48″ Shower Pan Center Drain for Your Next Project
Custom sizing, bulk pricing, and color samples available. 44+ colors matching shower wall panels, shipped FOB Laredo TX. Our team responds within 24 hours.