Description
Universal GRAY Temperature Sensor Thermowell Mount by Balboa designed for 3/8″ sensor bulbs. Compatible with temperature sensors from Balboa, Gecko, Hydro Quip, and other manufacturers. Features rubber grommet on back nut for secure installation. Requires 1″ mounting hole in spa wall.
| Thermowell Type | Thru-Wall |
| Sensing Bulb Size | 3/8″ |
| Thru-Wall Hole Size | 1″ |
