Question: What’S The Difference Between A Damper And A Flue?

What is the purpose of a flue damper?

A flue damper is a cast iron or steel plate on a spindle fitted inside a flue system (usually in the first length of vitreous enamel flue pipe) which can be rotated by a small handle outside the flue pipe to reduce the adverse affects of a strong flue up-draught or ‘pull’..

When should you close a flue?

The damper should always be fully open before lighting a fire and when the fireplace is in use. Close it when it’s not it use. Operating the fireplace with the damper partially closed will not generate more heat. Instead, blocking the passage through the flue will result in smoke entering the home.

Is it OK to leave the flue open?

A fireplace damper should always be kept open while the fire is burning. … By leaving the damper open, heat is being lost as warm air is being pulled through a hole in your living room (the chimney) all the way up and through the roof. Pay close attention to the damper position, it’s very important.

Can you leave damper open overnight?

Leave the damper open overnight. Yes, you will lose some heat up the flue, but you will save the occupants of the home from poisoning by colorless, odorless carbon monoxide. Only when they are completely cold to the touch is it safe to shut the fireplace damper.

Is it safe to close the flue on a gas fireplace?

If you have installed gas logs in your fireplace, the damper should never be closed. … Because gas-log fires produce copious amounts of carbon monoxide, they have to vent outside in a fail-safe manner. That’s why there is, or should be, a keep-open device attached to the damper in gas-log fireplaces.

How do you know if the flue is open or closed?

Using a flashlight, poke your head inside the fireplace to look up into the chimney. If you have a throat damper, you can tell if it is closed if you see a barrier above your head. If you can see up into the flue, the damper is open.

Is a flue damper necessary?

Flue dampers are required on double door stoves when burned with doors open and screen in place. The damper then becomes your only control to slow the fire. It’s good to have one on any stove in case while loading you get a log stuck and can’t shut the door right away while you fight it.

Do all chimneys have a flue?

A flue may be a duct, pipe, vent, or chimney. An unlined chimney is technically a flue, even though an unlined chimney is a fire hazard. This can cause confusion, as many view flues not just as a passage for venting, but as a safe passage for venting.

Why do houses have chimneys but no fireplace?

There are several reasons why a house could have a chimney without having a fireplace. … The original brick utility chimney has been reused as the last part of the flue assembly for a newer gas furnace. If you look in the furnace closet, you will see the metal flue from the furnace entering the side of the brick chimney.

How does rain not go down a chimney?

The chimney crown covers the top of the chimney to help protect it from the elements. The slanted crown should provide a downward slope that will allow for water runoff. This portion of the chimney prevents water from entering the flue, but also prevents wear and tear on the masonry.

Is it OK to leave a fireplace on all night?

Never leave your burning fireplace unattended. It is important to extinguish the fire before going to bed or leaving the house, and imperative that you allow ashes to cool fully before you dispose them, and best to leave them in your fireplace until the following morning if you’ve enjoyed a fire the night before.

Should fireplace damper be open all the way?

When should the damper be kept open or closed? The fireplace damper should always be in the open position whenever you have a fire in the fireplace. … Close the damper when the fire is extinguished. This will prevent the heated air from escaping through the chimney and will keep water and other debris out of the flue.

How do you close a flue?

If there’s a lever, move it side to side or up and down to release it before sliding it horizontally. This motion will cause the damper to slowly lower in to the closed position, so the lever will remain loose. For pull chains, pull the longer one to extricate the damper and the shorter to close the flue.

Why is there a hole in the bottom of my fireplace?

It leads to the ash pit. You brush the ashes into the opening and they fall into the ash pit, which part of the foundation of the chimney. Look in your basement or perhaps outside, and you should find a little metal door that allows you to clean out the pit if it ever gets full.

How far should I open my damper?

A fireplace damper should always be open all of the way when starting a fire, and usually always open throughout the length of the fire. A flue damper should be opened all of the way when opening a stove door to add further fuel to the fire, to help prevent any smoke from pouring out of the stove and into the room.

How can I increase the efficiency of my fireplace?

How To Improve Fireplace EfficiencyFireplace Inserts. You can improve fireplace efficiency by at least 10 fold by installing a fireplace insert. … Dampers. Keeping the cold out of your home adds to heating efficiency, and this can be accomplished with your fireplace by closing the damper when the fireplace is not in use. … Seasoned Firewood. … Chimney Cleaning.

Is it OK to go to bed with a fire in the fireplace?

It is possible to ignite creosote in the chimney by overbuilding the fire. … Before you go to sleep, be sure your fireplace fire is out. Never close your damper with hot ashes in the fireplace! A closed damper will help the fire to heat up again and will force toxic carbon monoxide into the house.

Which way opens the flue?

You should turn the knob clockwise, as far as it can go, or push the rod all the way up to open the damper. If there is a metal chain in or besides your fireplace, it means that your chimney has a top-mounted damper. If the chain is tightly attached to a hook, the damper is closed.

Is the damper the flue?

The flue is simply the open middle of the chimney that the smoke goes up. Dampers are sometimes miss-called flues or flutes, but they are something entirely different than the flue. A damper is intended to shut off- either fully or partially- the chimney flue.