Watts Radiant announces the addition of 3/8" PEX-AL-PEX to its RadiantPEX-AL line. With reliable, easy-to-use compression fittings and greater flexibility, 3/8" RadiantPEX-AL is the most installer-friendly composite tubing available. Now with sizes from 3/8" to 1", RadiantPEX-AL is the perfect choice for any radiant or hydronic distribution needs. Call 800-276-2419 for more information, or visit www.wattsradiant.com