Model GKS9. Install calls for 3'pvc but intake and flue are 2'. Which do I use?

jaddd Posts: 2, Reputation: 1

New Member

Feb 25, 2011, 07:27 AM

Model GKS9. Install calls for 3'pvc but intake and flue are 2'. Which do I use?

T-Top Posts: 1,871, Reputation: 100

Ultra Member

Feb 25, 2011, 05:42 PM

Use a 2" to 3" bell increaser after the pipe leaves the furnace. Vertical position if possible.

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