ACTIVE VENTILATION PRODUCTS INC

Active Ventilation Products (AVP) is a U.S.-based manufacturer owned and operated by brothers Martin and Ethan Kolt. Serving a specialized niche within the construction industry, AVP is dedicated to the design and production of high-performance roof vents and accessories.

Rooted in engineering excellence and driven by continuous innovation, AVP offers a diverse range of products designed to perform reliably across various climates and roof pitches. Its comprehensive product portfolio supports both residential and commercial applications, with new product lines slated for release in Autumn 2025. 

Many of the company's products hold key certifications, including UL Listings, Dade County Approvals, as well as approvals from Florida State and the Texas Department of Insurance. 

With a catalog of over 700 models, AVP serves a broad and diverse clientele - including homeowners, roofing contractors, architects, engineers and OEMs - across domestic and international markets. AVP remains committed to delivering industry-leading quality, dependability and innovation.