![Table 1.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar Table 1.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8087141368891cf604044cbc660b3dff41c94fe6/20-Table1.1-1.png)
Table 1.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar
EQUIPMENT DETAILS Fans Supply, Exhaust, Return - Belt or Shaft Driven Roof Ventilator - SCHEDULES OF PLANNED PREVENTIVE MAINTENANCE CHECKLISTS
![Table 2.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar Table 2.1 from Development of local exhaust ventilation (LEV) system performance test method and guideline for sustainable maintenance | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8087141368891cf604044cbc660b3dff41c94fe6/30-Table2.1-1.png)