Vents PS 100 Wall Vent Kit 4" with Round Slate Grey External Grille

The Vents PS100 Passive 4-Inch Air Vent with Round Slate Grey Exterior Grille is an easy and effective solution for bringing fresh air into homes, cottages, cabins, offices, and other residential spaces. Designed for through-wall installation, this passive fresh air vent helps improve indoor air quality by allowing outdoor air to enter the room naturally without electricity, ductwork, or the need to open windows. Ideal for background ventilation, the Vents PS100 helps reduce stale indoor air while minimizing some of the common drawbacks of window ventilation, including drafts, outdoor dust, and unwanted noise. It also includes a convenient interior sliding lever that allows you to control and fine-tune airflow based on the needs of the room and the season. This 4-inch passive wall vent is a practical option for tiny homes, cottages, residential renovations, offices, and other spaces that need a simple and dependable fresh air solution. Finished with a durable round ABS plastic Slate Gray exterior grille, the PS100 also adds a clean, modern appearance to the outside of the building. Need larger quantities? We work with contractors, developers, and builders across North America. Call us toll-free or email our sales team - we’ll get you great pricing for your project. Features: 4 1/16" Airflow Hole Passive Ventilation (no fan motor) Telescoping inner sleeve 8 1/16′′ - 5 1/8′′ Internal Grill airflow regulator External Slate Grey colored round Grille included (ABS plastic) 2 Year Warranty