Replacement Rear or Middle, Secondary Air Tube for Osburn, Flame, Enerzone and Drolet Wood stoves. This part measures 21-7/8" and fits either the middle or the rear slot for your secondary air tubes. This part is sold individually. If you need to replace both rear and middle air tubes, you would set the quantity to 2. Fits the following models:

Osburn Woodstoves:

• 2000 (Serial # 2205 and lower)

Drolet Woodstoves:

• Blackcomb
• Columbia
• Escape 1400 Insert
• Escape 1800

Flame Woodstoves:

• XTD 1.5
• XTD 1.5 Insert
• XTD 1.9 (Serial # 3919 and lower)
• XTD 1.9 Insert

Enerzone Woodstoves:

• Solution 1.8 (Serial # 161 and above)
• Solution 1.8 Insert (Serial # 1765 and lower)
• Solution 2.3
• Solution 2.3 Insert

SBI part # PL53517
OEM SBI part