For your personal education, we are providing some historic documents showing how hydronic and radiant has progressed since it’s inception many years ago. Our materials, manners and methodologies have advanced significantly since its inception many years ago. This information should not be construed as a “How To” guide, but rather provides an historical perspective on our trade. Our thanks to RPA members Dan Holohan and Lance MacNevin of PPI, for allowing us to present you with these historic documents. By joining the RPA, we can show you the current state-of-the-art materials and methods used today to deliver what is arguably the most comfortable and efficient method known to mankind for providing excellent human comfort.
(Old time manuals)
