A listing included in the NFT Radiant Floor Guide supplement incorrectly listed one of Hacker Industries trade names as Gyp-Span 331 Radiant. The correct trade name is Gyp-Span 3310 Radiant.

The guide also did not include U. S. contact information for IPEX WarmRite Radiant Systems. The company can be reached in the U.S. at IPEX, 9940 East 47th Ave., Denver, CO 80238-2604, Phone: 800/473-9808 Web site: www.warmrite.com