Stephanie dives into the essential elements of designing a luxury steam shower. Key highlights include the importance of thorough waterproofing, selecting the right generator based on room dimensions, and using efficient materials like glass and porcelain tiles. Features like a curved bench, sloped ceiling, and custom foam details enhance comfort and drainage. Stylish upgrades include a linear steam head and wireless digital controls. Thoughtful lighting and tile choices create a spa-like ambiance, while strategic placement of the generator in a separate mechanical room ensures quiet operation. Overall, the space balances form, function, and relaxation beautifully.