• 50,000 - 285,000 Btu/Hr
• 95.3% - 96% AFUE (50,000 - 285,000 Btu/Hr)
• Up to 98.6% Low Temp Application Efficiency
• Condensing Stainless Steel Heat Exchanger
• Fully Modulating Burner w/ 5:1 Turndown
• Qualifies for Federal Tax Credit
• Service Net Extended Service Agreement Available
• WH Fire Tube Heat Exchanger Models Available in Canada - Spring 2011
• Learn more at www.knightheatingboiler.com