<p>This Architectural Drawing is AutoCAd 2d drawing of Jacuzzi plan details in AutoCAD, dwg file. Hot tubs and spas can be made from <strong>stainless steel, cement, fiberglass, or PVC (inflatable)</strong>. Whatever shell your hot tub may be made of, they all have their share of strengths both aesthetically and functionally. Your hot tub shell is made to keep all of the water contained inside your tub.</p>