Bradford White COMBI1® 45 Gallon Residential Gas (Natural) Atmospheric Vent Single Wall Heat Exchanger Water Heater. 10-Year Tank Warranty, 58,500 BTU/Hr. The -254 indicates that this SKU was designed to operate in High Altitudes ranging from 0 to 4,500 feet, and are certified for Installation in Canada.
Bradford White COMBI1® 45 Gallon Residential Gas (Natural) Atmospheric Vent Single Wall Heat Exchanger Water Heater. 10-Year Tank Warranty, 58,500 BTU/Hr. The -254 indicates that this SKU was designed to operate in High Altitudes ranging from 0 to 4,500 feet, and are certified for Installation in Canada.