The device bubble grid is used as an optional equipment to some models of the massage water therapy bath tubs. Combined with other tub features the Bubble Grate appends a delicate sensitive massage of the whole body by air bubbles to tub functions. The appropriate water temperature results in a muscle relaxation. The Bubble Grate is supplied together with a pressure air generator, special air jets installed on the bootom of the tub and an air distribution system.
Technical parameters
| Optimal air pressure | 50 – 150 kPa |
| Optimal air flow | 15 – 30 l/min |
| Air consumption at 150 kPa | 30 l/min ± 20% |
| Weight | 4 kg |