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Combination Waste & Vent Sizing
Size combination waste and vent systems for approved fixture arrangements.
Total Fixture Units
?
DFU on combination system.
DFU
System Length
?
Horizontal developed length.
feet
Calculate
Results
Pipe Size
-
inches
Max DFU Capacity
-
DFU
Max Length Allowed
-
feet
References:
Based on UPC Table 911.1 combination waste and vent sizing