The HeatStar 3-Ft. x 5-In. duct attaches to HS70ID indirect fired heaters to direct exhaust upward. This steel pipe essentially acts as a chimney, ensuring fumes flow upward from the heater. The duct can also be used with the 5-In. vent cap, SKU F105179, to prevent wind from creating downdrafts.
  • Compatible with exhaust vent on HS70ID indirect fired heaters
  • Directs exhaust fumes upward
  • Can be used with vent cap to prevent downdrafts of exhaust

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