Questions tagged [chimney]

For questions specifically relating to structures that ventilate combustion byproducts of fuel burned in an interior space, such as a fireplace, stove, or furnace.

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56 views

Small patch in wall sheathing behind masonry chimney

I noticed a small hole, about 14” x 14” in our attic on the gable side. I wonder if it used to be a gable vent. Home was built in 66’ What can i do to patch this up? It looks like this sheathing ...
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30 views

Water around furnace: culprit?

Problem: After heavy rain, water pools around our basement furnace. After climbing onto the roof, I found a mysterious (plumbing?) vent. This post seemed relevant, but 0.5 gallons comes in after a ...
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3answers
57 views

1920s stove pipe walled off behind kitchen

I have a giant metal pipe filled with concrete or something, it doesn't go anywhere, it's just taking up space in my closet. I assume there used to be a big wood burning stove in the kitchen, and ...
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1answer
74 views

Smell from recently capped chimney

We had our chimney capped a couple of months ago (the next-door semi were having theirs done, so we said "yes" to their contractor doing ours at the same time). The contractor has removed the chimney ...
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1answer
22 views

Chimney flue repair before installing liner for wood burning insert

Planning on installing a wood burning insert in exsisting fireplace, the top of the flue at the chimney is spalling and was wondering if/options of repairing? the wood burning insert will use a ...
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12 views

Rim joist moisture behind chimney

Doing basement remodel, above fireplace (behind chimney) i noticed moisture at rim joist, on the exterior where the chimney butts up against the house there is aging and absent caulk/sealant. Should i ...
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1answer
39 views

How to demo a partially structural chimney?

Just bought a new home and would like to remove its chimney. It was originally built on the outside of the home and they built a carport up around it. It looks like it may have sprung a leak, so the ...
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1answer
55 views

Crumbling bricks behind fireplace

I had the fireplace removed in my house but the back wall bricks are in bad condition. The surface is crumbly around the area behind the opening, but seem to be ok higher up. Although the quick job ...
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29 views

Removal of 2 story chimney with deteriorated bricks

The bricks of the chimney are deteriorated beyond repair. it is located on the outside of the house and is a 2 story structure. The fireplace has been converted to gas logs and the chimney is not ...
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32 views

Mortar recommendation for repointing this older stone chimney

Which type of mortar or product would you think most appropriate for doing some repointing on this chimney? I've been reading about using mortar that is too hard for the stones. I'm worried I will ...
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38 views

Fixing Chimney leak and ceiling damage

I got a quote from contractor to fix chimney leaking water during rain to ceiling. There is drywall damage to ceiling too as result. What he is recommending is ripping off the roof 2 feet around the ...
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42 views

Chimney work - blocking a fireplace temporarily

We live in a house which is a good 100 or so years old and the chimney has been causing us problems with leaking into our loft room for some time now. A local builder has taken on the job of re-...
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19 views

Sealant around flue liner

As you can see some mortar has chipped away/fallen off from where the flue liner for our boiler meets the basement wall. Need to re-patch this - is it a straightforward sand and cement mix to be used ...
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16 views

Converting a vintage sears gas fireplace to use

I was gifted a vintage cone shaped orange gas fireplace and I am trying to see how I can use it that would be to code. My contractor drew a pipe to it for propane gas but the gas technicians said they ...
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47 views

Remove cast iron wood stove

New homeowner here and we would like to remove a cast iron wood stove and the brick structure with minimal damage to the hardwood floor below (see picture below). Two options: 1) Hire someone. We ...
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12 views

Solid fuel stove started to make air noises when lit

We lit this stove nearly everyday in our sitting room. It started to make this constant air flow noise last night and same again today. Chimney was cleaned few months ago and we don't burn anything ...
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51 views

Ventilating closed-off chimney

I'm installing a flueless gas fire to an old chimney breast in a ground-floor living room and the fireplace in that chimney is being completely sealed off as a result. I'll be capping the chimney ...
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47 views

Any issues drilling into the exterior surface of a slate covered chimney

I have just bought a nest security camera and the perfect vantage point for mounting happens to be the front facing surface of the chimney which provides a good view of the entire front of the house, ...
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1answer
41 views

Repair Leaking Roof/Chimney In Winter

I live in an 100 year old house in Michigan. I have suspicions that the flashing around my chimney is leaking as the plaster in the ceiling directly below the chimney & roof point is getting soft ...
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269 views

rain water leaking into basement from underneath chimney

enter image description hereBought this home over the summer. I recently rebuilt the exhaust flu for my boiler because it was deteriorating from water damage. The round hole in the basement foundation ...
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1answer
20 views

Stove Pipe Support

I've got a wood stove i'm looking to replace, and on that journey I will need to remove the current stove for some time to re-tile the hearth. I have 18' ceilings and several sections of double wall ...
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1answer
115 views

Leak from base of flue

During a heavy rain storm the chimney leaked from the base of the flue. In the picture you can see the drop as it fell. The crown and the chimney was rebuilt to just above the roof line 3 weeks ago. ...
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1answer
34 views

Extend sidewall hot water tank vent outside?

I have a power vented hot water tank just on the other side of the wall (and in the basement) from the exterior pipe you see in the picture. The problem is that the steam vents onto my wife's flower ...
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26 views

Additional vent for Heating Boilers

I have a very old house and I am renovating my basement and i recently bought a new 140k BTU boiler for heating. I have a separate boiler for hot water. Both boilers are being vented through a Chimney ...
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2answers
44 views

What's the best way to leave an air flow shaft in wood chips after removing a PVC pipe?

I'm going to be composting a lot of wood chips this winter, and only have one large PVC pipe. How can I remove the PVC pipe from the wood chips while leaving the air shaft in place?
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30 views

Wiring between chimeny and brick facade

Mounting a tv on a brick wood fireplace. Been debating a few options regarding wiring. The room has a brick facade (hearth, mantel, and up to the ceiling). Removing a brick from that, I noticed ...
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1answer
45 views

Weird leak through chimney?

Im getting a weird leak in my chimney. It almost looks like a condensation buildup (due to distance from roof/location), but this seems to occur during rains. Can anyone give some possible ...
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228 views

Can I remove this interior brick chimney?

Bricks are all messed up I'm curious if I can just remove the hump part? This is on the ground floor.
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29 views

Does the upper part of kitchen range hood detach?

In summer my kitchen gets very hot during cooking and it becomes very sweaty. I want to install a range hood in my kitchen. But the issue is that, I have only 120 cms free above my cook top. Above ...
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2answers
5k views

Chimney cleanout full of water. Basement leaking

My basement takes on water from time to time. Usually during/after rain, and sometimes snow. It's a slow trickle, but it can last for days. It appears to be coming through the wall, right under the ...
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2answers
84 views

Can I use an aluminium heatsink in a inox chimney?

I have recently installed a pellet stove with an inox chimney. I realized that the chimney actually warms a lot and part of this heat ends up being dissipated outside the house (where chimney goes ...
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1answer
38 views

How do I determine if my chimney draft is correct?

I'm having issues with my boiler, and according to this answer, one of the problems might be that my chimney draft is incorrect. What steps are required to determine if my chimney draft is correct?
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1answer
60 views

Placed Fire Place Insert Wood Stove into Fire Place; how to minimize heat loss through former chimney damper opening?

The chimney damper for our fireplace is the standard dimensions of 24" x 5.5". I removed the metal damper when I bought the fire place insert wood stove so there is just the damper opening with said ...
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1answer
32 views

Inspection of flue from fireplace

Is it possible to inspect a chimney flue from the fireplace to determine whether it needs cleaning? Maybe with a flexible shaft camera? What is the procedure?
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2answers
901 views

What does water leak through my chimney and wood stove pipe?

I bought a house n July 2017. The previous owners converted their fireplace into a wood stove years ago, a Garrison Stove in 1987 to be exact. My home inspector did not inspect the wood stove, but ...
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124 views

Fixing masonry opening in chimney for water heater vent

What the right way to fix this? This is the opening to a chimney, for the vent pipe for a water heater. I needed to enlarge the opening from 3 inch to 4 inch. You can see the round part on the left ...
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1answer
43 views

Do newly lined wood burning fireplace chimneys need to be broken in?

About 9 months ago I had my masonry chimney lined with a stainless steel liner. The fireplace has been sealed for 20+ years. I am hoping to finally be able to use the fireplace over the holidays. Is ...
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3answers
1k views

How to seal a unused thimble in exhaust chimney

I have a 1955 farm home which has a chimney currently being used to exhaust an oil furnace. The furnace is in the basement, and on the main floor there was a thimble extending out on each side of the ...
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55 views

brick chimney chips

What could be reasons that a brick chimney outside of house chips off. So the bricks, chimney built of, chip off, large pieces fell off. Is it normal aging process, or low quality bricks/mortar ...
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2answers
457 views

What is the purpose of vent holes in stovepipe?

The stovepipe on my free-standing gas fireplace has a ring of quarter-sized vent holes at the base of the pipe, right where the fireplace meets the stovepipe. I've always wondered about the purpose of ...
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1answer
358 views

Chimney repair for old unused flue

We bought a house, built in 1986. The home has a "real" fireplace (heatilator style)- (Center flue), furnace is direct vented (now), and water heater is vented through the chimney (right flue). The ...
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2answers
600 views

What should inside of a brick chimney look like?

I want to clean my own chimney and I have never owned a house with one. Now I do and winter is coming. I want to know that it is done right and will be safe. I took a short video using my phone. I can ...
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2answers
821 views

How to support a partially demolished chimney

The chimney on my house used to be one of those old brick ones that goes all the way down to a fireplace on the ground floor. The previous owner of my house removed the fireplace and almost all of the ...
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1answer
32 views

inside brick chimney [closed]

I have a house, weatherboard, which has a chimney that, i think, used to service two adjacent rooms.The fireplaces have been closed in and the interior wall removed leaving a triangular shaped wall ...
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1answer
2k views

Small amount of water in chimney after rain

This morning I woke up to find water in the bottom of our chimney. We have no fire, the gas cowl is still in place, the flaunching and flashing are quite new. It's a metal cowl that is a cylinder ...
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122 views

Framing distance around chimney in basement

I'm in the process of trying to air seal my basement. During the process I pulled out some fiberglass insulation that was shoved on each side of my masonry chimney in the ceiling where it enters the ...
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1answer
108 views

Code compliance of running EMT on exterior of exposed chimney inside

I am working on a 1920s era home with an exposed brick chimney inside. The chimney is not connected to a fireplace but is used to vent the water heater and furnace in the basement. I am currently ...
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1answer
683 views

Should a stove flue be grounded for lightning protection?

I have a freestanding wood burning stove that has a metal flue straight up through to the roof. The existing stone chimney with aerials is taller than the new flue (see pic). Should there be an ...
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4answers
692 views

How do I clean up a brick chimney running through the inside of my house?

A portion of my house is from 1937. I've got an old chimney that is currently being used for the gas furnace and water heater. However, it's terribly stained, has cracked bricks, a spot that an old ...
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220 views

Chimney without a cover cap or a flue lining

I have a house that was built in 1969. In addition to this, a former owner was an avid DIY-er (based on neighbor anecdotes). Late last year i was on the roof and looked down the chimney. Apparently ...