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1answer
36 views

Turn on one light, when another is turned off

I just bought a bathroom fan which needs a seperate wire to control the fan, light, nighlight and humidity control. Each one is designed to be wired to a separate switch, not an ideal design. I'm ...
1
vote
2answers
43 views

Vent AV closet into attic

I have a small closet (4x6) that I use to house my AV equipment (receiver/consoles/etc). This works great, but as the closet is in an upstairs room it gets quite warm in the summer. I would like to ...
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0answers
23 views

Improving air flow using supply and return exhaust fan with split type air condition

I have slight issue with uneven temperatures between two rooms. Say we have two rooms, Room 1 (cold room with AC) and Room 2( without AC, hotter room). Room 2 is ventilated by Room 1 AC by opening ...
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1answer
58 views

Air conditioning with exhaust fans between two rooms

I'm renovating a space where there will be a partition of 2 rooms (3m height, dimensions are approximates, high humidity location, 23-34degC avg outside temp) Room 1: 5x7m Room 2: 2x7m Room 1 will ...
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1answer
19 views

In-line fan installation

Can an In-line bathroom fan be installed horizontally or just vertically ? Been searching all over but no manufacturer specify that on their guide. Thank you
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4answers
8k views

Do I need a vent fan in an interior laundry room?

I am renovating a few rooms including an existing laundry room. It currently has one exterior window and another openable window onto an existing mudroom (which also has exterior windows). After the ...
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0answers
20 views

Replacing Exhaust Fan in Bathroom and connecting to semi rigid aluminum duct

I am replacing my exhaust fan in the bathroom and having a hard time connecting the new fan to the aluminum semi rigid duct, because is hard to compress, extend or curve. How can I make this easier ? ...
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2answers
90 views

Are there drawbacks to installing a stronger bath fan?

I have a bathroom fan that doesn't seem to be doing the job. I'd like to replace it with something that has much higher CFM (jet speed); is there any reason not to do this? Is it possible that it can ...
2
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1answer
53 views

Replacing bathroom fan - hums

Purchase new bathroom fan (not a big project guy but this seems pretty straight forward). Hooked up wires, white to white, black to black and green to green. Connected power and turned on fan. It just ...
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1answer
80 views

How to improve light quality from a bathroom exhaust fan?

I have an interior bathroom with no windows. In the ceiling is a NuTone 763RLN exhaust fan with light bulb fixture. This unit was built in 2003, so the only light bulb specification provided is "100 ...
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3answers
86 views

Reducing humidity with a fan: top or bottom?

In the basement of my apartment block we have several little storage rooms (~65 sq ft), one for each tenant. Inside of mine the humidity gets a little high to my liking because although it has 2 holes ...
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1answer
413 views

Adding exhaust fan to existing single light switch

I have added an exhaust fan in bathroom to an existing single light switch that operates one light. I'd like the switch to turn the light and the fan on together. The existing switch has one feed of ...
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0answers
77 views

Device to run bathroom fan based on the duration the lights were on [closed]

I would like to make the bathroom exhaust fan switch on after the light are turned off and then switch it off after a time proportional to the duration of the lights were on. My idea is that the ...
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5answers
6k views

How can I wire an exhaust fan to turn on from multiple locations?

I just bought a Panasonic FV-20NLF1 inline bath exhaust fan that I planned to used to exhaust 2 different bathrooms. I want each bathroom light switch to control the fan, so when the lighting turns ...
1
vote
1answer
14 views

Kitchen fan venting

I am installing a kitchen fan about 9' away from the nearest external wall. The wall there is very narrow and all I can fit there is a dryer type vent that works with 4" round pipe. Also, my spacing ...
3
votes
1answer
361 views

Can I vent a bathroom fan through an attic window?

Would venting a bathroom exhaust fan into the attic and through the attic window cause any problems? I was thinking this would prevent cutting a hole in the roof or the soffit. My thought was to ...
5
votes
3answers
10k views

Is it possible to vent two exhaust fans through a single wall penetration?

I have two bathroom exhaust fans that need to be vented out of the house, but I'd like to do it using a single wall penetration. Is there a code compliant, safe way to do this? Both bathrooms are ...
0
votes
1answer
284 views

How can I add a bathroom fan to the existing end line light switch?

I would like to add a bathroom fan to the existing end line light switch. I am fine with the switch controlling both the light and fan at the same time as the light only has 14-2 running to the ...
3
votes
1answer
87 views

How can I repair a bathroom fan under garage that is leaking in the winter?

I have a rigid metal exhaust pipe coming out of the bathroom fan over my downstairs bathroom. It goes up at approximately a 30 degree angle for about twenty feet and stops just before it gets to the ...
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3answers
24k views

Why is water leaking near my bathroom's exhaust fan?

This weekend when the snow started melting on my roof, I noticed a small water spot developing around all three bathroom exhaust fans in my house. I'm guessing the water leaked in around the exhaust ...
1
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1answer
125 views

Old extractor fan hole leaking water into new kitchen

We had a new kitchen fitted last year, including a new extractor fan above the gas hob. When the previous extractor was removed it revealed the drilled hole and pipe which although lined up perfectly ...
0
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1answer
23 views

Cold bathroom that has exhaust

So I have started to notice the bathroom with an exhaust is starting to get really cold as the temperature is getting colder. Is there something I can do about this? Should it really be that much ...
6
votes
3answers
2k views

What's the right connector for connecting #12 solid copper to #14 stranded?

Still working on installing my exhaust fan. It required a dedicated 20A circuit so I ran #12 copper. The wiring from the unit appears to be #14 stranded. It's also silver colored but I don't know if ...
5
votes
3answers
6k views

Installing bathroom exhaust fan: what to do with vapour barrier and insulation?

I'm adding a bathroom exhaust fan, which is being mounted in the ceiling of the bathroom (in the attic) and venting out through a vent in the wall. right now, there is a vapour barrier (paper) ...
0
votes
2answers
481 views

bathroom fan does not turn on, just hums for 2 minutes then finally starts up

Lately every once in a while, when I turn on my bathroom fan, it does not start up. Rather there is this low humming sound for about 2 minutes. Then finally, the fan starts to run. Why does this ...
1
vote
1answer
87 views

Clickey clackey bathroom exhaust louver

I have a bathroom exhaust vent with louvers similar to the image below. It vents out the side of the house above the bathroom between two bedrooms. When it's breezy out, the flaps rattle so that it ...
1
vote
1answer
517 views

Ceiling exhaust fan in kitchen

We have both a range hood and an exhaust fan in our kitchen. I'm not really sure that the range hood actually exhausts outside the house, as there's not much room (a couple inches) behind the ...
3
votes
2answers
4k views

How can I quiet a bathroom exhaust fan that became loud only after the duct was added?

I had a fan added in my bathroom. Surprisingly there wasn't one at all. When the fan was first installed they had it venting into the ceiling. It was a .5 sone fan and you could hardly tell that it ...
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votes
1answer
680 views

Maximum length for bathroom extractor/exhaust fan vent

Our bathroom extractor fans are vented into the attic of our ~70yr old house in Philadelphia. According to our home energy auditor this is pretty common here. We want to vent these to the outside ...
1
vote
1answer
320 views

Home: Using Exhaust & Circulating Fans to Improve Air Quality While Staying Cool

In the hopes of ventilating nasty odors and airborne contaminants, I recently installed the Bionaire BW2300 in one of my kitchen windows. This is the only one I have installed in my home at the ...
0
votes
2answers
215 views

Switch working intermittently

My master bath has 2 switches. The switch on the left (1) goes to the light. The one on the right (2) goes to the fan. The light works fine. The fan only works intermittently. It takes 2-3 flips ...
2
votes
4answers
180 views

Dryer Vent Exhaust Fan

My wife and I just bought our first house. I think that we discovered that our dryer vent is going to require some regular maitenence to keep it clean and able to dry our clothes. When we moved in, ...
0
votes
1answer
171 views

How do you wire a 3 switch box in a bathroom?

I'm replacing an old outdated 3 switch unit with a newer one to match the rest of the bathroom. One switch controls a light, one controls the exhaust fan, and the third controls a heating element. ...
1
vote
1answer
410 views

replaceing a toggle switch for EXHAUST fan for small bathroom with a rocker switch

I have a bathroom with two SEPARATELY TOGGLE switches;one for the light and one for the exhaust fan.I have updated the light switch with a dimmer/motion sensor rocker style switch. NOW my question is ...
1
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1answer
80 views

light and fan. together but separate

Currently I have a switch that turns the light on and off, and a second switch that turns the fan on and off. I would like to make it so the fan can only turn on if the light is on as well. But if the ...
1
vote
3answers
7k views

Replacing Bathroom vent, heat light combo and wiring is weird

I am replacing a bathroom vent, light, heater combo. The wiring from the house has three switches, but has only two lines with three wires (black, white and ground). The new vent, light and heater has ...
1
vote
1answer
764 views

How to wire multi-control rocker switch

What's the correct way to wire a multi-control rocker switch (e.g. Leviton 1755) that has three switches on one yoke with a common supply? What wire(s) do I run from the switches to each of the ...
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votes
0answers
99 views

Wiring issue for fan, switch and light

I have a fan, switch, light, and power wires. All have White, Black and Green wires. I can't seem to get the full lights, and full fan working correctly. Currently I have: Fan disconnected. Switch ...
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votes
3answers
1k views

Fire hazard of exhaust fan with heating bulbs in bathroom?

Our strata gave us permission to install an exhaust fan with 4x 250W heating bulbs into our bathroom. We are on the top floor and the roof cavity above us is the ceiling for the building. There are no ...
3
votes
1answer
336 views

rewire ventilation fan to use pull chain instead of wall switch

I'm converting part of an unfinished space to make a darkroom. I'm installing a bathroom ventilation fan over the sink but there is no convenient place to install a switch for the fan. I purchased a ...
0
votes
0answers
155 views

Fan speed control with timer?

I'm looking for a device that will allow me to control the fan speed as well as have it timeout. In theory this might work if I used the output from the timer to feed into the dimmer, but it doesn't ...
3
votes
1answer
26k views

How can I stop exhaust fan vent condensation problems?

So, our bathroom fan leaks when it is cold. In the attic, the PVC pipe connected to the exhaust is uninsulated, and frosted -- shock! So, my question is, what is the best way to fix this? Do I cut ...
2
votes
1answer
5k views

How do I install a bathroom exhaust fan?

I need to know how to wire a bathroom fan with a light and night light. The wiring has a black/white red/white blue/white and green. The bathroom has a light switch for the light fixture over the ...
0
votes
1answer
141 views

Will a Broan 750 fit in the same cutout as a NuTone 8664RP?

I would like to replace a 'disappointing' bathroom ceiling exhaust fan with some other brand, but have the challenge of predicting what is compatible with the existing drywall cutout. Few online ...
0
votes
1answer
177 views

Gable venting a bathroom fan and kitchen range hood

I am planning on venting my bathroom fan and the range hood in my kitchen out the gable end of my house in separate runs. The gable end is above a gable roof, so I am hoping for some recommendations ...
5
votes
5answers
3k views

Air sealing a whole house fan

I have a whole house fan installed in my house from the previous owners. I love the fan, as it lets me cool down the house quickly in the evening -- or after I fill the house with smoke from ...
1
vote
1answer
407 views

Should I keep a bathroom door open or closed to keep it from expanding?

Should I keep the bathroom door open or shut after a shower to keep it from expanding? What if the fan is on as well?
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2answers
338 views

How can I prevent a bathroom fan from vibrating?

I am replacing the ventilation fan in our master bathroom this weekend. The previous one (about 12 years old) developed such a vibration over time that it managed to undo the bolt holding the glass ...
0
votes
1answer
439 views

Fast trick to figure out to where bathroom fan vents out

Recently had a guy come out to clean the clothes dryer and clothes dryer vent. Asked him to clean out the bathroom fan vent as well. He looked up the attic, on the roof, and along the siding, and ...
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votes
4answers
117k views

Does a bathroom exhaust fan have to vent to the outside?

Is it normal and/or code compliant to have a bathroom exhaust fan venting to the attic? I've seen this a couple times now, and the first time I saw this I thought it was very odd. But I mentioned ...