Here is a quick overview about ARCAT
ARCAT is the largest, most active building product sourcing platform in North America. We are the most frequently visited site by architectural and design professionals to find and specify building products, 1.9 million individual users annually, and 55,000 user sessions every week.
YOUR COMPLETE SOURCE FOR FINDING,SELECTING, DETAILING AND SPECIFYING BUILDING PRODUCTS.
Preview link: https://www.arcat.com/