A replacement for the rigid inflatable liner supplied with your Lay‑Z‑Spa® Paris 2021 model. The liner is the epicentre of your Lay‑Z‑Spa®. It’s the area of your Lay‑Z‑Spa® that is filled with water and connects to the heater pump. It contains the integrated massage jets that provide a relaxing spa experience.  Does not include Boston Valve.