The 15″x15″ Chimney Balloon has a tapered edge that is designed to work on a 12” to 15” round chimney pipe, or a square chimney opening that is
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 : Home
Chimney Balloon® 30x9 Inflatable Fireplace Draft Blocker (30x9 Chimney Pillow®) : Home & Kitchen
Chimney Balloon® 33x12 Inflatable Fireplace Draft Blocker (33x12 Chimney Pillow®) : Home & Kitchen
Flueblocker to Plug a 12 Round Chimney Flue – Chimney Sheep Wool Wood Stove & Fireplace Draft Stopper Plug Excluder – Save Energy Block Smell & Debris – Better Than Inflatable
Flueblocker to Plug A 14 inch Round Chimney Flue - Chimney Sheep Wool Wood Stove & Fireplace Draft Stopper Plug Excluder - Better Than Inflatable
Chimney Balloon Inflatable Fireplace Draft Stopper, Chimney Pillow
Chimney Balloon Balloon for Fireplace Draft Stopper - Rockford Chimney
Chimney Balloon Inflatable Fireplace Draft Stopper, Chimney Pillow Fireplace Draft Blocker, Small, 9 x 15
Chimney Balloon Balloon for Fireplace Draft Stopper - Rockford Chimney
Chimney Balloons products for sale
Chimney Balloon® 24x9 Inflatable Fireplace Draft Blocker (24x9 Chimney Pillow®) : Home & Kitchen
Stormguard Universal Chimney Draught Excluder
Fireplace Plug
My house is unbearably cold and I can't understand why : r/DIYUK