English to Russian Bus/Financial Business/Commerce (general)

помогите перевести air in leakage
воздух в утечке?
или это air-in? утечка приточного воздуха?
Depending on the age and condition of the precipitator, improvements may be achieved by:
* new discharge electrodes - modern type
* improved rapping
* prevention of sneakage - installation of baffle plates
* stopping of air in leakage