Novellini Sense 4 Manual De Instalación, Uso Y Mantenimiento página 7

7) If you want to use salts or other substances with relaxing, toning,
slimming, etc., effects, please ensure they will not cause foam formation
and that they are well dissolved in the water prior to turning on the pump.
WARNING: it could be dangerous for pace-maker
No
wearer.
pacemakers
-7-
ENGLISH