Chimney Air Block

1796514 menards sku.

Chimney air block.

It fits into the chimney just above the firebox and you simply inflate it to block the air passage. Made from concrete for strength and durability. The spark arrestor shall be accessible for cleaning and the screen or chimney cap shall be removable to allow for cleaning of the chimney flue. Square chimney block actual size 16 3 4 x 7 5 8 x 16 3 4 model number.

Concrete chimney block is used chimney flue. You ll have to remove the balloon each time you start a fire but if you use your fireplace sparingly this can be a good option. The damper inside the chimney just above the firebox or area where a fire is built helps keep cold air birds and animals out when the fireplace is not in use. And accepts an 8 in.

The center hole allows you to install chimney liner not included. The chimney balloon is a inflatable blocker that prevents drafts from a chimney caused by a broken warped or missing flue damper. The center hole allows you to install chimney liner not included the block is uniform in shape color and texture. It even works in chimneys that have no damper.

Chimney balloon fireplace dampers air seal the fireplace to stops cold drafts bugs birds bats and chimney smells from entering your house. The lightweight 16 in. Concrete chimney block measures 16 in.