A 3D model of a ceiling-mounted ventilator, featuring white square design with ventilation grilles and minimalist modern aesthetic. It has low polygon count and compact structure, suitable for indoor ceiling ventilation.

A 3D model of a ceiling ventilator, featuring a sleek white circular design with angular blade structures, smooth plastic materials, and a modern minimalist aesthetic. It has clean polygonal details and is suitable for indoor air circulation and ventilation in home or commercial spaces.

A 3D model of a ventilator/wind heater grille, featuring a metallic rhombus grid structure and modern industrial aesthetic. It has high heat dissipation and ventilation efficiency, suitable for home/office heating and ventilation systems.

A 3D model of a ventilator, featuring a square white panel, black cylindrical component, and duct with grid pattern, showcasing a sleek, modern aesthetic. It has integrated ceiling mounting and high-efficiency ventilation, suitable for indoor air circulation in homes or offices.