Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [exhaust]

76 questions
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2 answers

Water heater exhausting inside house

I have this I think standard gap between water heater and chimney. Due to house being colder inside than outside in summer time, I think the pressure difference is not allowing the exhaust to go up the chimney. If I open a window it helps...really…
Franklin Gray
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5
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1 answer

Is a 6" Hole through a 10" Rim Joist ok?

I've got a question about venting through the rim joist. I'm building out my basement workshop and I'm going to install an exhaust fan. The exhaust fan needs an exhaust pipe. The most direct route is through the rim joist and out to the exterior.…
Jacob Wicks
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4
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1 answer

What is this round vent cover on our chimney?

Does anyone know what this strange cover is, sticking out of the wall from the chimney? 100 year old house. What can we do with this? Want to remove it somehow, but not have toxic exhaust fumes fill the house!
Robert Joseph
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4
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How can I prevent cold air from dropping down my bath fan duct?

In my new home, on the second floor, the bathroom fans goes outside and under the roof, so the output is upside down. They installed the type of vent with a flap that, normally with gravity and perpendicular to the ground, stays shut but since they…
Benner
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3 answers

Replacing a compact fluorescent bulb in a bathroom exhaust fan with an LED bulb?

I have a bathroom exhaust fan that has a built-in light that is a compact fluorescent bulb. It does not provide sufficient lighting (2400 lumens) and they do not produce a replacement bulb that is brighter. My idea is to remove this light and…
Tom
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4 answers

Will a 4", 100CFM bathroom exhaust fan work with 3" exhaust duct?

The bathroom is 112x80x96. The duct to outside will be 3-4' at the longest. This is a 100CFM 25W, 4" fan. The only reason why I want to buy this one is because it has humidity sensor and timer for under 90CAD. I could use an adapter installed near…
MiniMe
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Could clogged exhaust cause codes 13/33 on my furnace, and how do I check and clear?

My Carrier Performance 96 series furnace (similar to the 59TP6 currently shown on Carrier's website, but I don't have the exact model number in front of me) has been showing codes 13 ("Limit Circuit Lockout") and 33 ("Limit Circuit Fault")…
Moshe Katz
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1 answer

negative pressure/backdraft with boiler

Summary For heating in my house, I've got a Burnham Series 2 (model B) gas boiler, and with all the snow this past winter (I live in Boston) I've had problems with backdraft causing the boiler to automatically turn off. My theory is that all the…
minou
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2
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2 answers

Furnace exhaust vent on roof freezing

My furnace exhaust pipe vents out through the roof. How do I prevent ice accumulation from blocking the exhaust pipe? I have a high efficency furnace. We replaced our gas furnace with a high efficency one this fall. Our furnace is located in the…
Lori
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Thru Wall Exhaust Fan in bathroom on window header

I am trying to add a thru-wall fan in my 1st floor bathroom. The bathroom is 59 inches wall to wall. There is a window of 41 inches. I want to add the fan above the window, but i found a window header on the top. Either side of the header cannot be…
Srinivas Ven
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1 answer

Venting Two Bathroom Fans to Single Roof Vent

Can I have two different exhaust fans in the same bathroom on the same switch. ? (I.E. on/off at the same time, both ducting to a y-adapter attached to a single roof vent opening). One fan uses 4" duct and the other a 6" duct, but I was going to…
Brister
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Combine two bathroom exhaust vents?

I have a tiny bathroom for the toilet, perhaps 83 cu ft adjacent to the master bathroom for the shower and tub, perhaps 1266 cu ft. Currently only the toilet has a vent with a fan. It’s being removed in the remodel. I’m adding an exhaust register to…
DIY Tom
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Bathroom fan too loud

I recently installed a new bathroom fan in our master bath in hopes for a much quieter environment. I installed a NuTone Model # AERN110 (110 CFM, 1.0 sone). I've never had an ultra quiet exhaust fan before so I wasn't sure what to expect but I…
Darren
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How long can I run a vent duct for a new bathroom exhaust on an old house that doesn't vent out properly?

all. I live in an old Edwardian home where the attic above is a finished loft space so I can't run any ducts upward. I have a second floor bathroom below that needs to be vented correctly. Right now it's only venting directly between the joists.…
Adrien
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Might I have 2 vents for my gas dryer?

I have a gas (propane) dryer. We just had a huge amount of snow 5ft. plus drifts around my house. This morning I turned on the dryer and started to smell propane. I went out and cleaned out the lint vent outside. In the past it had been clogged with…
Worried in PA
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