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Fireplace block off plate insulation.
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Kao wool or mineral rock wool for insulation.
Cut the smaller circle completely out.
And a block off plate to keep the heat from going up the chimney around the liner.
When you have such a large opening around the liner a large amount of the hot air generated from the wood stove will be rising up into the chimney cavity.
Rutland products 1111 fireplace insert insulation fiberglass 1 1 2 inch by 10 feet 1 1 2 x 10 yellow.
A damper block off plate fits into a chimney and reduces the amount of heat loss around the fireplace insert.
1 will be the o d.
Now make cuts every half inch from your smaller opening out to the outside line.
Some installers put either nothing or a bit of insulation but you ll let a good portion of the heat straight up the chimney without a properly installed blockoff plate and create a significant thermal bypass even when not using the insert.
It is quickly and easily installed in the fireplace just below the damper level.
People do unsafe installations all the time.
For help keeping your home warm via your hvac system choose aire serv.
This opening will vary in size but generally you will be installing a 6 or 8 chimney liner.
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Fireplace metal block off plate seal insulation and steel pipe questions draw 2 circles on your sheetmetal.
Keep your home warm with help from aire serv.
To prevent this from happening install a block off plate.
Made of sheet metal a damper block off plate should fit snugly within the chimney and allow the flue liner to pass through.
The large fireplace plug is an inflatable urethane plug measuring 38 x 16.
The fireplace plug can be adapted to work in almost all fireplaces.
The block off plate is a horizontal plate that blocks off the opening where normally a damper is in a fireplace.
Insulating your fireplace is just one step you can take to increase your home s energy efficiency and stay warm this winter.
Don t assume it does.
Even if you have an unusual construction the fireplace plug can be successfully installed in less than 2 minutes.
If you are removing your fireplace damper and have questions check out our helpful article on what to expect.
The liner goes to the top of the chimney right.
These sections of insulated blankets can be cut shaped and placed with the sealing kit or by themselves into the openings to prevent the loss of hot air and increase the efficiency of your appliance.
Make sure you get a proper air sealed block off plate installed in your chimney and preferably an insulated liner.
