High temperatures cause heat stress in laying hens, significantly reducing egg production. This article explains the science behind effective ventilation and temperature control in poultry houses, focusing on the H-type chicken cage system from Zhengzhou Livi Machinery—featuring side-wall intake and top exhaust airflow design that maintains stable temperature and humidity. It also highlights the corrosion-resistant aluminum-zinc alloy coating for long-term durability and provides practical environmental monitoring tips and maintenance routines. Supported by real-world data and case studies, this guide helps farmers optimize hen welfare, improve egg quality, and boost profitability through intelligent climate management.