Brochures Click a link for a PDF download. Radiant Floor Heating Radiant Floor Heating - 2 Phyn Plus - Fact Sheet PEX-a vs Copper Ecoflex Pre-insulated Pipe Systems 10 Benefits of Hydronics for Homeowners PEX-a Tubing - Fact Sheet The world leader in radiant materials has accredited us with level 2 certification. This special qualification entitles you to a 25 Year Manufacturer's Warranty on systems we install.