To open before lighting a fire.
Lock top damper instructions.
A lock top damper seals tight so virtually no air and thus no heat or air conditioning gets lost up your chimney.
See illustration if lug only hangs 1 to 2 above bracket damper may not be open.
The manufacturer warrants for the purchaser s lifetime that our energy saving fireplace dampers when reasonably maintained and used on solid fuel burning chimneys shall be free from any defects in materials and workmanship.
Pull the damper handle down slightly and release allowing the lug to pull up and hang freely about 4 above the bracket.
If the cable is outside the indented bar of the fusible link the damper will not close properly.
The lock top also eliminates downdrafts seals out rain which can deteriorate the inside of your chimney and prevents entry by pests like squirrels raccoons and nesting birds.
Lock top mounts on top of your chimney to keep out animals leafs bugs snow and rain.
Lock top top sealing dampers are as much as 90 more efficient than throat dampers because they provide a silicone rubber gasket seal rather than metal to metal.
Lock top ii chimney damper installation instructional video note.
Lock top dampers operating instructions.
How to install a lock top chimney damper operating instructions for the lock top chimney damper.