The Dospel brown air vent (model VC-DS4264-90X240) is a ventilation grille designed for effective air circulation in both residential and commercial spaces. It measures 90mm by 240mm and comes with a fly mesh, which helps block insects and debris while maintaining airflow. Its primary material is durable plastic, suited for indoor and outdoor use. The vent is commonly used in systems that require preventing backdraft, meaning it stops air from flowing back into the building, a useful feature for maintaining air quality. The brown color of this model blends well with various building aesthetics, and it is often applied in areas like kitchens, bathrooms, and utility rooms to ensure proper ventilation without compromising appearance. This product is both impact and UV resistant, making it durable even in harsh environments​( B2B Costwise )​( ). Additionally, the vent's louver design allows for air to be directed while also providing protection from rain or wind, making it a practical choice for external walls​