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BIS Ultra Replacement Air Tube – #3 Central (PR-SR1994B)

Original price was: $120.00.Current price is: $110.00.

This is an OEM replacement air tube (#3 Central)  for the BIS Ultra Wood Fireplace.  This part will ship new in the manufacturers packaging. It is worth noting that BIS fireplaces has changed names several times over the years. BIS parts have also been referred to as Security, Lennox , IHP and Astria Fireplaces.

 Description: The BIS Ultra has 5 different air tubes. This is one of the three central air tubes  and listed as the ‘3rd’ air tube in the manual. Air tubes are responsible for bringing more oxygen into the top of the fireplace to help re-burn some of the gas particulates. This results in the longer lasting fire and more efficient unit.

Applicable BIS Models:

  • BIS Ultra wood burning fireplace

OEM Part Number: PR-SR1994B (#3 Central Tube)


This genuine BIS Ultra Air Tube is in stock ready to ship 

Weight 3 lbs
Dimensions 26 × 4 × 4 in


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