This direct vent system is designed and approved for use only with the non-condensing tankless water heaters, model numbers 110C, 310C, and 510C.
*For clearances not specified in ANSI Z223.1 / NFPA 54 or CAN/CSA-B149.1, please use clearances in accordance with local installation codes and the requirements of the gas supplier.
• • • • •
• • •