Based on this product's specifications, here are some alternatives and similar models
FEPRE Ventilation Grid 001540
Summary description:
The FEPRE 001540 ventilation grid is a functional component designed for efficient air circulation in residential or commercial spaces. This durable grille facilitates proper airflow through walls or ventilation ducts, helping to maintain indoor air quality. It is suitable for various mounting applications, providing a clean and professional finish to ventilation systems while ensuring reliable performance and effective air exchange.