Quality is guaranteed on every Q-OS 6 Seat Hot Tub Spa! All of our spas are custom ordered and built to last. From our steel frame construction to our environmentally safe acrylic backing, you can rest easy knowing you bought a quality product. All spas are water tested for twelve hours to ensure that all components are working properly. With a lifetime warranty on the frame, acrylic shell and ABS bottom, we stand behind our products and it shows. Delivery included within 15 miles.