An open chimney is like leaving a window open. Fitting a Chimney Balloon blocks the flue preventing warm air from escaping and cold air getting in.
What Is A Chimney Balloon
Chimney Balloon Information and Instructions - Rockford Chimney
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The Chimney Balloon Co
Chimney Balloon - FAQs
The 21×10 Chimney Balloon plugs a rectangular chimney flue that is between 17”x7” to 21”x10”. The handle valve is 7” long. Every Chimney Balloon draft
Chimney Balloon 21x10 Max 2-Ply Inflatable Chimney Pillow Fireplace Draft Stopper, Fireplace Cold Air Blocker, Works Better Than a Chimney Flue Cover
The Chimney Balloon Co
How do I make a chimney pillow?
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