1. Sequential heating to save energy and prolong the working life of the elements 2. Linking function make many steam generators under one oc-a control panel control to suit for any size and material steam room 3. Diagnostics-8 leds on the control panel show 12 different working stages for easily maintenance 4. Steam on demand function will allow customers to press the steam on demand button located inside the steam room after which the generator will operate for 30 minutes then stop until activated again According to the volume of your steamroom, the choice of steam generator is different. We have 3kw 4kw 4.5kw 6kw 8kw 9kw10.5kw 12kw 13.5kw 15kw 18kw for your choice. Our oceanic steam generators will bring you a new exprience for shower !