The Vents PS102 is a high-performance passive ventilation system designed to deliver a steady supply of filtered fresh air to residential and commercial spaces. This wall-mounted vent provides natural airflow without opening windows, helping block dust, drafts, insects, and street noise while maintaining healthier indoor air quality. Ideal for year-round use, the PS102 helps reduce heat loss in winter by allowing controlled ventilation without relying on open windows or window vents, improving comfort and potentially lowering heating costs. It can also be used for room-to-room air transfer in homes, cottages, tiny homes, offices, or any dwelling without existing ductwork. Designed for easy installation in exterior walls, the Vents PS102 is typically positioned above or near a window to maximize airflow efficiency and maintain balanced indoor ventilation. Need more information on the benefits of passive through wall ventilation? Read our blog here. 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 MERV 5 filter (insect free airflow) Telescoping inner sleeve from 6 17/16′′ to 19 11/16′′ Internal Grill airflow regulator External ABS Hood 2 Year Warranty