Solve draft problems caused by design problems caused by design problems, cold starts or unusual fireplaces. The Chimney Champion Auto Drafter Gas/Oil Fuels - Large features a clamshell design for easy service, a patented auxiliary cooling fan for motor protection, backward inclined material handling impeller, speed control, an outdoor rated electrical whip and high temperature black finish.

This auto drafter comes with a 2-year manufacturer warranty and a 6 month satisfaction guarantee.

This drafter comes with an Interlock Control to meet all codes. The control features adjustable pre and post purge, LED status/diagnostic indicators, 10 second prover switch delay to avoid burner start up and wind induced short cycling. It interlocks with any 24-120 VAC burner control circuit and also includes “dry” contact actuation option. It's selectable voltage eliminates false activation by burner control circuits. After each burner cycle the control will continue to operate in post-purge mode to allow the venter to purge the heater and vent of residual flue gases. A factory post-purge time is set at 2 minutes and is adjustable up to 16 minutes.

To determine the size you need measure the length and height of your hearth opening. Multiply the length and height to determine the face area opening in square feet (divide square inches by 144 to convert to square feet). If the fireplace is open on the side or back, total all openings to arrive at the total face area.

For tile lined chimney this clamps to rectangular tile liners 8" x 8" through 12" x 14" and round tile liners from 10"-14". For metal vents it fits vent pipes as small as " in diameter and as large as 20" outer diameter.

Auto Drafter Features:

• For tile lined chimney this clamps to rectangular tile liners 6" x 6" through 10" x 14" and round tile liners from 6"-11"
• For metal vents it fits vent pipes as small as 8" in diameter and as large as 12" outer diameter
• Patented auxiliary fan-automatically turns on if gets to hot
• Adjustable 750-1500 CFM

Maintenance: The auto drafter is designed for continuous use. The motor is equipped with permanently lubricated sealed ball bearings which do not require oiling. A vent pipe inspecation must be performed annually. The inspection should include checking all vent pipe and connections blockage and leaks. A safety interlock test must also be performed on the Gas/Oil Fuel models.For gas applications no regular maintenance is required. For solid fuel models inspec impeller after 3 mo nths and set periodic inspecation and cleaning as necessary.