www.pmmag.com/articles/90689-power-vent-gas-water-heater
Power-Vent Gas Water Heater
November 1, 2006

State Industries Inc. offers the new Select® Power-Vent gas water heater with C3 Technology®. The C3 (Corderite Combustion Containment) system is designed to meet the ANSI standard for FVIR. The units include features such as a fireproof, nonmetallic Corderite flame arrestor that will not retain or conduct heat, and an air intake screen that can be easily cleaned.
Circle 9