UHD STANDARD DUCT FURNACE INSTALLATION OPERATION AND SERVICE MANUAL
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Figure 5: Standard Vented Heater - Vertical and Horizontal Vent Termination
Figure 6: Standard Vented Heater - Common Vertical Vent Termination
Model Vent Diameter Part Number
UHD[X][R] 150 - 400 4" (10 cm) 90502102
