6 inch furnace vent. Can I use two elbows in place of a real cap? Submitted by Scozz554 t3_y6ibtx on October 17, 2022 at 6:17 PM in DIY 11 comments 9
Scozz554 OP t1_issy8pg wrote on October 18, 2022 at 2:01 PM Reply to comment by statikuz in 6 inch furnace vent. Can I use two elbows in place of a real cap? by Scozz554 Dear reddit. What's the best way to plug up my furnace exhaust for the winter? I'd like to spend less on my heating bill. Permalink Parent 3
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