Chimney Balloon 21x10 Max 2-Ply Inflatable Chimney Pillow Fireplace Draft Stopper, Fireplace Cold Air Blocker, Works Better Than a Chimney Flue Cover Plate Damper as a Fireplace Blocker

21x10 Chimney Balloon Max 2-Ply Inflatable Chimney Pillow fireplace draft stopper, Fireplace Cold Air Blocker

Velcro Fireplace Draft Stopper for Overnight Heat Loss

The 33”x12” Chimney Balloon has a tapered edge that is designed to work with a rectangular chimney opening that is between 31”x10” to 33”x12”. The

Chimney Balloon® 33x12 Inflatable Fireplace Draft Blocker (33x12 Chimney Pillow®)

Fireplace draft stopper (large plug - fits most masonry

Drafty fireplace blocker : r/DIY

Flueblocker for 16X16 Square Chimney Flue

Chimney Balloon® 15x15 Inflatable Fireplace Draft

Drafty fireplace blocker : r/DIY

8 Best Fireplace Draft Stoppers

Chimney Balloon® 15x15 Inflatable Fireplace Draft

Chimney Balloon® 15x15 Inflatable Fireplace Draft

Chimney Balloon 21x10 Max 2-Ply Inflatable Chimney Pillow Fireplace Draft Stopper, Fireplace Cold Air Blocker, Works Better Than a Chimney Flue Cover Plate Damper as a Fireplace Blocker

Chimney Balloon Balloon for Fireplace Draft Stopper - Rockford

Chimney Balloon, Easy Install