Napoleon B36NTR-1 Ascent 36

These vent kits allow for either horizontal or vertical venting of the appliance. The maximum allowable horizontal run is 20

feet (6.1m). The maximum allowable vertical vent length is 40 feet (12.2m). The maximum number of vent connections is two

horizontally or three vertically (excluding the appliance and the air terminal connections) when using fl exible venting.

Horizontal runs may have a 0” rise per foot or 0mm rise per meter however for optimum performance it is recommended

that all horizontal runs have a minimum 1/4” rise per foot or 21mm rise per meter using fl exible venting. For safe and proper

operation of the appliance, follow the venting instructions exactly.

A terminal shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings

and serves both dwellings. Local codes or regulations may require different clearances.

Do not allow the inside liner to bunch up on horizontal or vertical runs and elbows. Keep it pulled tight. A 1¼” (31.8mm) air gap