Use and Care Manual

24
NOTE: REDUCING VENT SIZE;
TRANSITIONING FROM 3” TO
2” VENT PIPE MUST ALWAYS
TAKE PLACE IN A VERTICAL
POSITION TO PREVENT
CONDENSATE BLOCKAGE
Figure 7 – Installing the 3" Pipe into the Exhaust Vent Connection
Figure 9 – Direct Vent, Roof and Sidewall Vent Terminations
Figure 8 – Transitioning from 3" to 2" Vent Pipe
E. VENT TERMINATION
WARNING
All PVC 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 rst 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 rst three feet from the appliance.
1. Direct Vent, Two Pipe Roof and Sidewall Vent Terminations
ELBOW
12" Min (30cm)