Instant and continuous hot water, reliable and independent heating High efficiency, 93% Latest electronic and mechanical systems o Three speed circulator pump o Dual heat exchangers o Three way valve o Atmospheric burner with auto-ignition o Ionized flame protection o Microprocessor controls troubleshooting system o Anti-freeze and anti-lock systems o Quick reactions and comfort systems o Water temperature stabilization system o Automatic bypass o Min and Max heating water pressure control o Automatic gas flow control o Heat monitoring and heat adjustment systems Ability to connect to room, outside, and floor-heating safety thermostats Customizable functions Digital display This model is appropriate for: • Units up to 250 square meters Installation Notes • The product includes free installation by a certified BIG serviceman. Warranty • Twenty-four months. Please consult your warranty card for conditions.