Inline water filter effectively guards against mineral deposits and buildup, ensuring cleaner and more efficient water flow Includes 3 extra filter cartridges for extended use Durable solid brass 10-15 PSI pressure reducing valve, complete with a pressure gauge Most homes operate at 60 PSI water pressure, whereas the standard steam generator requires only 10 to 15 PSI Water shut-off valve safely disconnects the water supply to the generator unit SteamSpa has gathered all the most essential components required for the perfect SteamSpa generator installation in one comprehensive kit. Specially designed for SteamSpa generators the kit includes superior quality plumbing components optimized for high pressure and high temperature steam operation. SteamSpa’s Essentials Install kit ensures your generator has everything it needs to flawlessly run for a very long time.