HTP EFTC-140W - Vent Termination; Direct Vent, Two Pipe Roof and Sidewall Vent Terminations

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LP-520 REV. 5.1.17
Figure 11 – Installing the 6” Length of CPVC into the Exhaust Vent Connection
Figure 12 – Transitioning from 3” to 2” Vent Pipe
E. VENT TERMINATION
1. Direct Vent, Two Pipe Roof and Sidewall Vent Terminations
Figure 13 – Direct Vent, Roof and Sidewall Vent Terminations
All vent pipes must be glued, properly supported, and the exhaust must be pitched a minimum of ¼” per foot back to the appliance to
allow drainage of condensate. When placing support brackets on vent piping, the first bracket must be within 1 foot of the appliance and
the balance at 4 foot intervals on the vent pipe. Appliance venting must be readily accessible for visual inspection for the first three feet
from the appliance.