Features:

• Redesigned, five speed, custom fit blower for efficient, quiet and comfortable operation
• Multi-firing technology
• Resized fan switch eliminates nuisance cycling
• Classic 18" width dimension for tight replacement jobs
• MA 100, MA 200, and CB 200 bases for versatility in applications
• Drum/Tubular heat exchanger assures long life
• Disposable filter (16x25x1) in the door
• New plunger-style door switch
• New tilt out door with more louvers for better airflow
• Insulated cabinet
• Metal pawl latch firmly secures door to furnace cabinet