W415-0616 / B / 02.18.08
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NPS40 INSTALLATION
STRAIGHT INSTALLATION
Through the Wall Installations Interior Vertical Vents
CORNER INSTALLATION
Through the Wall Vents Interior Vertical Vents
NOTE: If interior vertical pellet vent is used, the clearance to the back wall is determined by the upward-turning elbow or "Tee". It will vary
in depth depending on the brand of pellet vent used (it is approximately 5"). Before placing the heater, connect the elbow or "Tee" and
allow for the minimum 3" clearance to the combustible wall.
Figure 9
Figure 10
Figure 11
Figure 12
MINIMUM CLEARANCE TO COMBUSTIBLES