| After-sales Service: | Response on Customers′ Questions Within 12 Hours. |
|---|---|
| Warranty: | 12 Months |
| Description: | ASTM D2843 Exit Sign Smoke Test Exit Sign Tester |
| Reference Standard: | ASTM D2843 |
| Functions: | Measure Smoke Density of Material During Burning |
| Application Field: | Building Materials |
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