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can you have 2 fireplaces one chimney

by Alford Schoen Published 2 years ago Updated 2 years ago
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Fireplaces on multiple levels can also share one chimney structure. Since the fireplaces are on different stories of the home, the chimney extends from the lowest floor through the roof. Each fireplace can face the same direction, if you want, since they will not block each other.Dec 19, 2018

Full Answer

What Does A Shared Chimney Look Like From The Inside?

Does Every Fireplace Have Its Own Chimney?

Can You Use The Same Chimney For Two Fireplaces?

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How many fireplaces can share a chimney?

You can have two fireplaces on one chimney. For instance, fireplaces on multiple levels in your house can share one chimney structure. The chimney needs to extend from the lowest floor up to the roof because the fireplaces are on different levels of the home.

Can two wood burning fireplaces share the same flue?

A. Your problem is not new but tends to be more common in tight, well built modern houses with multiple fireplaces sharing the same chimney. Fireplaces can't share the same flue but can be run in the same chimney with their own flue liners.

Can you put two flues one chimney?

A chimney can have multiple flues, with 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.

Can a house have two fireplaces?

You can have multiple fireplaces in multiple rooms, or you can have one fireplace in multiple rooms. A trendy feature of fireplaces includes putting it in a wall between two rooms so you can see the fire from both sides. There are even some fireplaces that conjoin three rooms.

Does each fireplace have its own chimney?

Each fireplace will have its own flue within the chimney structure. Although the fireplace may seem to be directly in line with the flue, the lower floor flues will bend to avoid the fireplaces on the floor above and will run side by side.

Can you add a fireplace to an existing chimney?

Yes, you can easily add a gas fireplace insert into your existing chimney. In fact, a fireplace insert is an appliance designed to fit into an existing fireplace. Inserts are usually cut in various sizes to suit your preferences and needs.

What is a double flue chimney?

A double flue is a set of two flues which are routed out of a structure together. These types of flues are sometimes inserted into existing chimneys, and in other cases, a chimney may be designed from the start with the intent of being a double flue.

Can you share a chimney?

Yes. even though the stack may be shared with your neighbour all the flue ways within the stack are independent of each other. However I would use a cap that allows the stack to ventilate and install an air vent in each off the fire places served by the capped flues to prevent condensation and damp building up.

How does a shared chimney work?

And the answer is simple: if the chimney is on the party wall, then the party wall act applies. This is usually the case, because at least one side of the flue is usually on the party wall, and, in some cases, the chimney itself can overlap and become shared in the loft spaces of the two properties.

How do double fireplaces work?

Even Distribution of Heat – Double-sided fireplaces are usually located between two full-sized areas. By doing so, the heat is evenly distributed compared to a traditional hearth placed against one wall. With conventional fires, the heat can cluster up in one area rather than scatter throughout the entire space.

Can you have a 2 story fireplace?

2 story fireplaces are oftentimes the main focal point of a room because their grandeur easily draws the eye upwards and emphasizes how spacious the room is. If you have a two story room with vaulted ceilings, a fireplace that connects to the sloped ceilings will look even more breathtaking.

How many wood burning fireplaces can share a single flue as long as they are on the same floor level?

Two wood burning fireplaces can share a single flue as long as they are on the same floor level.

How many wood burning fireplaces can share a single flue as long as they are on the same floor level?

Two wood burning fireplaces can share a single flue as long as they are on the same floor level.

Can you use B vent for oil?

Type B Vent shall not be used to vent flue products from incinerators, combination gas/ oil appliances, oil-fired, or wood-burning appliances.

Which of the following does not improve the efficiency of wood stoves?

Which of the following does not improve the efficiency of wood stoves? The answer is OPEN DOORS ON STOVES. Doors on wood stoves that can be kept open do not improve the efficiency.

What is a chimney flue?

The flue is a duct or pipe situated inside the chimney which provides a sealed pathway from the gas fire to the outside of a building. Metal flue pipes are often used for gas fires. A chimney can have multiple flues, each flue venting a gas appliance, fireplace or other device.

Why do chimneys need a flue lining?

All chimneys are required to be built with a flue lining to protect the masonry from combustion gases. The flue lining also improves the flow of the gases. The damper is a pivoted or sliding metal flap in the flue that regulates the amount of draught and prevents excessive variations in air-flow.

What type of flue is used in a gas fireplace?

Flues for gas fireplaces. Most gas fireplaces use a balanced flue that goes through the wall, just like a gas boiler. Another option is to use a powered flue, which allows the exhaust gas to be carried over longer routes with bends.

Why is it important to have a chimney?

It’s important that the chimney is properly constructed to ensure the necessary spacing and sealant between the individual flues. Flues are made of fire-resistant material which lines the inside of the flue, typically refractory concrete or impervious clay but sometimes metal.

Can you have gas appliances on separate floors?

If the gas appliances are on separate floors, there is a potential increased risk of fire or gas leaks between floors. Depending on the particular circumstances, additional installation requirements may be imposed, or sharing the same chimney flue may not be permitted.

Can you have two gas fireplaces?

Having two gas fireplaces share the same chimney can be very convenient. However, having a shared chimney can create unforeseen health hazards if not properly planned.

Do fireplaces have the same flue?

If this is not the case, dangerous gases may be inadvertently conduction from one are of the building to another. Shared fireplaces often share the same flue.

Where do fireplaces share a chimney?

The most common locations for fireplaces are the great room, master bedroom, and outdoor living space.

What is a double sided fireplace?

Double and triple sided fireplaces are actually several fireboxes that share the same chimney structure. What rooms share the chimney is up to you, but many homeowners place the chimney between the great room and an outdoor space. Thus creating one indoor and one outdoor fireplace.

What is a see through fireplace?

A see-through fireplace has one firebox, the chamber where fuel is burned, that is open on two or more sides. This configuration allows you a to view from one room into the next. A show-stopping feature, it is often used as a divider helping define spaces within an open layout. However, if you want privacy between rooms, or want the other side of your fireplace to be outdoors, you will need to use a different configuration.

Can a fireplace be on multiple levels?

Fireplaces on multiple levels can also share one chimney structure. Since the fireplaces are on different stories of the home, the chimney extends from the lowest floor through the roof. Each fireplace can face the same direction, if you want, since they will not block each other. You might even choose to combine a multi-level fireplace with a double sided fireplace, combining three fireplaces into one chimney.

Do you need a flue for a fireplace?

It is important to note, that in most cases, each firebox you utilize will need its own flue, the duct or pipe that vents the exhaust gases from a fireplace to the outdoors. This prevents house fires, allows you to choose what type of fuel you want to burn in each firebox, and the freedom to use each fireplace when you choose.

Can you add another firebox to an indoor fireplace?

Adding another firebox for the master suite to the indoor-outdoor fireplace is another popular configuration. The floor plan section below is from the same New Jersey residence, and perfectly illustrates the home’s triple-sided fireplace.

Can you offset a fireplace from one another?

To minimize the thickness of the chimney, you can offset the fireboxes from one another and have a longer mantle rather than a wider chimney. Idaho residence double-sided fireplace, as seen from the client’s great room. The same fireplace is shown here in the home’s master bedroom.

Why did the previous owner knock out the wall between the fireplaces?

He had knocked out the wall between the two separate fireplaces so he could have a double sided fireplace. Then later he knocked a big hole in the side of the chimney to install some kind of furnace.

Is a chimney vent a direct vent?

Yes it is a direct vent insert. Outside air and combustion air are both run through the top of chimney.

Do Buck models have two flues?

They have two separate flues. Currently I have a Buck Model 91 on one side and gas logs on the other. I want two woodstoves (want a Buck Model 20 for where Gas is). Anything about the design of a double flued fireplace that would make this difficult.

Does a wood stove pass inspection?

It passes inspection. One woodstove (which I have in the main part of the house) heats all that side, but the dairy (house was a barn) is almost separate and it is our master bedroom suite of 700+ square feet with a skillion roof. I did not like my gas bill this year so am considering a Buck 20 for that side. I have my flues staggered and they are to code in separation.

Can you have more than one fireplace?

If you have more than one fireplace, you may have wondered if everything is connected to the same flue. Doctor Flue has the answer! Typically, homes that are built after the 1900s have a separate flue for each fireplace; even the furnace and water heater use separate chimney flues. However, we do see some chimneys with multiple fireplaces sharing ...

Can a residential furnace ignite creosote?

This requirement was put in place because the heat from a residential furnace exhaust can actually ignite the flammable creosote produced by wood-burning appliance or fireplace. Yikes! In the 1970s, we saw an increase in add-on wood-burning furnaces, also called sidekicks.

Can a wood burning fireplace share a flue?

For instance, a wood-burning fireplace cannot share a flue with a gas or oil furnace.

Can you have multiple flues in a house?

Ultimately, your home can have multiple chimney flues or just a single flue, depending on when your home was originally constructed or your flues added-on. To be sure that your chimney flues are set up safely, contact Doctor Flue today for a chimney inspection.

What Does A Shared Chimney Look Like From The Inside?

From the outside, the chimney stack will look like one solid unit. On the inside, the chimney is divided by multiple flues or flue liners when the chimney is shared. A brick divider separates the flues, and the flue liner is made of fire-resistant material.

Does Every Fireplace Have Its Own Chimney?

Each fireplace does not need to have its own chimney. When the fireplaces align with a shared wall or a shared vertical space (on different levels), they can easily share a chimney.

Can You Use The Same Chimney For Two Fireplaces?

The same chimney can be used for two or more fireplaces. A fireplace can also share a chimney with an appliance that also uses a chimney (like a furnace or water heater). Typically, each portion has its own flue while the chimney breast and chimney stack are shared.

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See-Through Fireplaces

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A see-through fireplace has one firebox, the chamber where fuel is burned, that is open on two or more sides. This configuration allows you a to view from one room into the next. A show-stopping feature, it is often used as a divider helping define spaces within an open layout. However, if you want privacy between rooms, or wa…
See more on precisioncraft.com

Double and Triple Sided Fireplaces

  • Double and triple sided fireplaces are actually several fireboxes that share the same chimney structure. What rooms share the chimney is up to you, but many homeowners place the chimney between the great room and an outdoor space. Thus creating one indoor and one outdoor fireplace. Shown below is a lovely example in a luxury, New Jersey home from PrecisionCraft. A…
See more on precisioncraft.com

Multi-Level Fireplaces

  • Fireplaces on multiple levels can also share one chimney structure. Since the fireplaces are on different stories of the home, the chimney extends from the lowest floor through the roof. Each fireplace can face the same direction, if you want, since they will not block each other. You might even choose to combine a multi-level fireplace with a doub...
See more on precisioncraft.com

One Flue

  • It is important to note, that in most cases, each firebox you utilize will need its own flue, the duct or pipe that vents the exhaust gases from a fireplace to the outdoors. This prevents house fires, allows you to choose what type of fuel you want to burn in each firebox, and the freedom to use each fireplace when you choose. If you want all of your fireplaces to use one flue, all the fireplac…
See more on precisioncraft.com

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