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Onyx Collection shower remodel

Say goodbye to grout, and hello to a new shower

We offer affordable and easy to install Granicast shower products. Brilliant granite colors and fast direct shipping!

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Onyx Collection Colors

What is Granicast?
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Choose a few free color samples and we will send them directly to your home, absolutely free.

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Do it yourself shower remodel and installation

Save Money. Do it yourself...Here's how:

All the resources you need to install your shower are right here. From installation videos to our knowledgable customer service, we've got you covered!

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Onyx Collection Colors

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DIY Showers is family owned. Our goal is to help homeowners just like us install quality shower products without breaking the bank.

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Standard and Custom Shower Kits

Corner, tub-replacement, and custom shape shower pans with optional wall panels and accessories.

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Shower Wall Panels and Tub Surrounds

A great alternative to tiling your shower or around your tub. Waterproof and easy to clean.

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What are Granicast© showers?

Granicast showers are a sprayed granite, cultured onyx material. The result is easy to clean, easy to install, at an affordable price. Whether you are replacing that bathtub with a shower, knocking out that garden tub to get that walk-in custom shower you've always dreamed of Granicast can manufacture it and DIY showers will hold your hand from step one to the finishing touches. You put the focus on your dream bathroom and we'll put the focus on you

  • Never worry about mold or mildew again!
  • Easy to install
  • Made in USA

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Granicast Logo Granicast onyx made in USA logo


Onyx Collection Installatiion support and videos Installation videos

Custom Shower Pans

Custom Shower Pans

Size, Shape, and Measuring Options If your shower is not…



Onyx Collection Tub Decks

Onyx Collection Tub Decks

An Onyx tub deck can be made up to 146″…



Onyx Collection Wall Panels

Onyx Collection Wall Panels

The Onyx Collection Wall Panels come in 5 finishes, Smooth, Matte,…



How To Cut Onyx

How To Cut Onyx

How to Cut, Drill, and Sand Onyx Collection Material Cutting…



Time lapse. Installing a new Onyx Collection shower stall

Time lapse. Installing a new Onyx Collection shower stall

In this video you will see how easy it is…



Compare Onyx vs. Tile and Fiberglass

Compare Onyx vs. Tile and Fiberglass

Onyx vs Tile and Fiberglass Material Onyx Collection showers are…



Help installing an Onyx Collection shower DIY Shower Forum

What's the deal with shower curtains that blow inwards??

Posted by Bob Valles | 3 replies | Last reply by Adam Harpe 8 months ago

onyx shower wall installation

Posted by patrick rabbitt | 9 replies | Last reply by Adam 8 months ago

Corner Round PVC Trim Inside Corner of Shower

Posted by Matthew | 0 replies

Installation and out of square walls

Posted by Brian | 3 replies | Last reply by Adam Harpe 9 months ago

tile flange yes or no

Posted by Bill | 0 replies

1/8 inch gap needed?

Posted by Matt | 0 replies

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St. Marys, KS



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