Product Features

• Heavy-duty aluminized-steel tubular heat exchanger
• Stainless-steel secondary heat exchanger
• Single-stage gas valve
• Durable silicon nitride igniter
• Quiet single-speed induced draft blower
• Self-diagnostic control board with constant memory fault code history output to an LED
• Color-coded low-voltage terminals with provisions for air cleaner and humidifier
• Cabinet air leakage (QLeak) = <2%
• All models comply with California 40 ng/J Low NOx emissions standards