As long as you choose spray-applied rigid all-water polyurethane from a reliable manufacturer, it is completely feasible, safe, and reliable for cold storage insulation applications — you can select it with confidence.
Recommendations by Temperature Range:
| Cold Storage Type | Temperature Range | Recommended Specification |
|---|---|---|
| Standard cold storage | -18°C ~ -20°C | High structural strength all-water PU, output yield 22–24 m³ |
| Low-temperature cold storage | Below -40°C | High-strength formulation, output yield 20–22 m³ |
| Constant temperature storage | Above -5°C | Any Lingdian New Materials all-water PU product series |
