The majority of data centres utilise lead-acid batteries as their main source of short-term backup power. Deployment decisions and battery plant design will influence the configuration of the data centre site. Proper ventilation of the area that contains the batteries will play an essential role in dealing with site health and safety measures. Learners will investigate how Battery technologies influence site requirements. Also, the course covers various factors and codes worthy of consideration when selecting the kind and size of a ventilation system for a facility wherein stationary lead-acid batteries are used.