Production & ManagementEggs - BreedersEggs - Layers Correct Positioning of Hatcher Buggies By Jim - October 16, 2020 582 FacebookTwitterPinterestWhatsAppLinkedinReddItEmailPrintTumblrTelegramMixVKDiggLINEViber Please enjoy a series of Hatchery Tips provided By Aviagen: Tip #18 The ventilation capacity of modern hatchers is calculated by the manufacturers to ensure that enough fresh air is introduced and waste air removed.