In the video above, Plumbing & Mechanical and PM Engineer Chief Editor Nicole Krawcke moderates a discussion on all things radiant with our incredible panel of Radiant All Stars: John Barba, director of sales training at Taco Comfort Solutions; John Siegenthaler, consulting engineer and principal of Appropriate Designs in Holland Patent, New York; Max Rohr, director of marketing and education, Caleffi Hydronic Solutions; and Dave Yates, a former mechanical contractor and owner of F.W. Behler in York, Pennsylvania.