PM columnist, author and educator Dan Holohan talked on camera with exhibitors about their products on display at the AHR Expo Jan. 26-28 in Chicago. Visit www.pmmag.com/videos or www.radiantandhydronics.com/videos to view the videos. The videos also are available at www.pmengineer.com/videos, www.reevesjournal.com/videos and www.supplyht.com/videos. No registration or fee is required for viewing.

Featured in the videos are products from the following companies: Armstrong Fluid Technology, ECR International, REHAU, Navien and Uponor.