Hercules Cryo-Tek 35290 Original Refractometer
HERCULES 35-290 REFRACTOMETER
Hercules Cryo-Tek 35290 Original Refractometer
- Features
| For heating systems requiring freeze protection as well as corrosion prevention |
| Use in systems fabricated with metal, plastics (except CPVC) and rubber piping, fittings, seals and other parts |
| Blend of 45% virgin propylene glycol and the triple protection inhibitor package |
| Fastest and easiest method for ensuring accurate ethylene and propylene glycol levels |



