BALTIMORE (AP) — Representatives from Baltimore’s teachers union have been out delivering fans to hot city classrooms that lack air-conditioning after receiving nearly $7,000 in donations from their public plea for help.

The Baltimore Teachers Union posted Facebook photos throughout the day Thursday showing smiling representatives dropping off boxes and carts full of fans to at least four schools.

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The outlet says about 100 fans total were dropped off with more ordered for weekend delivery.

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About a third of public school buildings in the city lack air-conditioning. Union President Diamonté Brown previously told The Associated Press the organization hopes to hand out 500 pedestal fans.

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