Signature Hardware 948062-WP-R Sitka 60" x 30" Three Wall Alcove Acrylic Whirlpool Tub - Right Drain Made of non-porous acrylic, the 60" Sitka Alcove Tub requires minimal maintenance to keep looking new. The design features clean lines and a rectangular shape, making this bathtub ideal for a modern space. Built for a three-wall alcove, the Sitka is an excellent option for a sleek update. A textured bottom prevents slipping when standing. Add an air or whirlpool system for an invigorating bathing experience.