• Low NOx
• Up to 85% efficiency - non-condensing mode
• Up to 95% efficiency - condensing mode
• Durable ceramic burner unaffected by high temperatures
• Vents up to 50 feet horizontally with 50 feet of air intake duct
• Suitable for use in negative pressure environments
• Input range from 800 to 2000 MBTUH
• Complete diagnostic light package
• Easy access for inspection & cleaning of heat exchanger tubes
• Durable ceramic fibre refractory
• Simple to service with easy access to burner and fan