When you require a full size walk-in with greater flexibility, Kolpak Pre-Engineered is the solution. Made from the same quality panels and components that Kolpak is renowned for, you get all of the quality, flexibility, durability and energy efficiency you have come to expect. The Kolpak Pre-Engineered system consists of components that are ready-made and ready to assemble. By manufacturing and warehousing these components ahead of time, we greatly reduce ship and installation time and in most cases reduce cost too, depending on your exact requirements.