Can you put two flues one chimney?

Can you put two flues one chimney?

A chimney can have multiple flues, each flue venting a gas appliance, fireplace or other device. It’s important that the chimney is properly constructed to ensure the necessary spacing and sealant between the individual flues.

How many appliances can vent into a chimney?

Two or more appliances could vent into an exterior chimney, but design conditions must be appropriate along with appliance fuel input. Additionally, one of the appliances must have a draft diverter (natural draft system). Interior chimneys typically benefit from the heat of the structure.

Can I use double wall stove pipe inside?

Double wall black stove pipe like DVL can be screwed together but don’t penetrate the inner wall.

Do I need double or triple wall chimney pipe?

Chimney Pipe Clearances While a double-wall class A chimney pipe is adequate for most installations, wood stoves installed in mobile homes are required to use a triple-wall chimney pipe.

Does each fireplace have its own flue?

As fires burn they give out combustion gases which are carried out of the home by a flue. Standard brick chimney flues are 9″ squared. Each fireplace will have it’s own separate flue which is divided by the mid feathers.

Can a fireplace share a chimney flue?

Fireplaces can’t share the same flue but can be run in the same chimney with their own flue liners. It got that way as the fireplace sucked air from the interior of the house for combustion air for the fire and pulled heated air from the rooms to assist the draft of the flue gasses up and out the chimney.

Can 2 wood stoves share a flue?

Combination Wood / Oil Fired Appliances on Same Floor May Share a Common Flue. A wood-fired heating appliance may be vented into the same chimney flue as an oil-fired heating appliance provided that they are on the same floor – in some jurisdictions.

Where do you put double wall stove pipe?

Double Wall Black Stove Pipes. Use Double Wall Black Stove Pipe from your stove exhaust to a thimble or ceiling transition box when you have less than 18 inch clearance to wall combustibles, and never inside a combustible wall or inside a chimney chase.

What is the purpose of double wall stove pipe?

Double wall stove pipe has superior insulation with 1/4″ airspace between the inner and outer pipe walls. This allows hotter flue gas temperatures improving draft meaning: Less chance of moisture or soot buildup within the vent. Less “smoking” of the stove at startup.

What is double wall stove pipe used for?

Is Class A chimney pipe double wall?

Class A chimney pipe is a double wall pipe that is designed to vent any fuel. This double wall chimney pipe is insulated with one inch of insulation on all sides of the pipe. So a 6″ inner pipe will have an 8″ outer pipe. The double wall construction can reduce the clearance to combustibles to 2″.

Why does my fireplace have two flues?

A flue is a venting system, each system needs its own so If you heat your home with oil or gas and have a fireplace you would have two flues. Often times they are in one chimney so if you were to look down the chimney it would be separated into two venting system inside one chimney.

What happens if you have two stoves connected to one chimney?

Number one the draft to the bottom will be inhibited by the upper stove (the one vented at the highest point of the stove pipe. While burning the upper one (and your draft will decreast dramatically on BOTH stoves) carbon monoxide could drop through your lower stove.

How big should flue pipe be for multiple appliances?

The flue piping of the system, whether for single or multiple appliances, should be as short a run as possible, and rise 1/4″ per running foot up and toward the chimney. Whenever possible, do not exceed 10 feet of flue pipe length.

Can you put flue piping in the chimney?

Avoid using more than two 90-degree turns in the piping. Additional 90-degree turns further restrict the exhaust system on burner start-up. The piping, when inserted into the chimney entrance, should not extend beyond the inside surface of the chimney liner. The area around the flue piping should be sealed where it enters the chimney.

Can a double wall flue pipe be installed?

A straight up double wall flue pipe assembly. This one is the sealed type. The minimum installation clearances for certified double-wall flue pipes are much less than those for single-wall pipes. Also, the maximum length of a double-wall flue pipe assembly may be greater than is permitted for a single-wall pipe.