MTI MTSB-4836MT Shower Base (48" x 36") White

$1,072.50 (Save $357.50)
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This rectangular shower base will complement any bathroom decor. Hand-built using the highest quality acrylic materials, this multiple threshold shower base is also available with a stunning teak tray that adds a little bit of warmth to your shower experience.

Center drain shower base comes standard with textured bottom and is available with single, dual or triple threshold. See Teak Shower Trays and all Teak Accessories.

Also available in 42 inch size.

Like all MTI products, all acrylic shower bases are built to order in the USA and ship within 14 business days*, the fastest turnaround in the industry. Acrylic shower bases feature a 10 year limited warranty.

Please note, custom orders may not be returned. More information regarding the return policy of your custom-built MTI Whirlpools product is available here.

This shower base is compatible with the following MTI enclosures:
  • Nordic Series Shower Shield
  • Nordic Series 48" Inline Panel/Door


  • Multiple threshold design; 3.5" drain opening pre-drilled
  • Low-profile, narrow threshold and shallow pan
  • Durable Lucite® cast acrylic shell is extremely scratchand stain-resistant, yet renewable because the color goes all the way through the material
  • Non-porous surface makes cleaning and sanitizing faster and more effective
  • Multi-layered backing of thick fiberglass / resin / titanium encloses wood reinforcement to prevent flexing of floor pan
  • At least 30% thicker and stronger than other makes
  • Pre-leveled with factory-installed tile flange on 1, 2 or 3 sides to facilitate installation**
  • Textured bottom that meets ASTM F-462-1994 certification requirements for safer showering
  • NAHB Certified
  • 10-year Limited Residential Warranty
  • Shipping Weight: 75 lbs

View Spec Sheet

Note: This item usually ships in 14 business days from the manufacturer. Please allow an additional 2-3 business days for order transmittal and verification.


  • BrandMTI
  • Built-In Seat?No
  • MaterialAcrylic
  • ShapeRectangle

Product Ratings & Reviews

Average Rating
August 7, 2015

For the cost of this shower base, I have to give it a 5 star. Product shipped out fairly quickly. Gave the base to my plumber and installed it in no time.

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February 7, 2015

this shower pan is trim and compact. the quality is exceptional, as is the price.

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