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1answer
127 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
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1answer
42 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 ...
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2answers
41 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 ...
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1answer
43 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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4answers
77 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, ...
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4answers
2k 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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1answer
107 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I'm replacing an old outdated 3 switch unit with a newer one to match the rest of the bathroom.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. ...
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vote
1answer
85 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 ...
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1answer
34 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 ...
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3answers
3k 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
115 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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0answers
60 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 ...
4
votes
3answers
851 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 ...
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votes
1answer
107 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
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0answers
44 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 ...
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votes
0answers
78 views

Fan plus light/dimmer switch problem?

Have a Lutron Dimmer Switch combo in a rental. It has a dimmer light button the top and a timer on the bottom for bathroom fan. This went out today and troubleshooting it didn't make sense. We ...
3
votes
1answer
17k 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
4k 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
75 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
108 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 ...
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5answers
2k 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 ...
0
votes
0answers
94 views

Combining two fan ducts into one vent

I have a bathroom vent. I just installed another similar vent in my closet and when I was in the attic I noticed the ducts from both are quite close next to each other. Both of them use 4" ducts and ...
1
vote
1answer
242 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
156 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 ...
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votes
1answer
209 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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4answers
87k 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 ...
1
vote
1answer
129 views

How do I wire challenging bath situation

I have opened up my bath with studs and ceiling exposed. I have one power source going into the room. I have : Ventilation Fan/Light/Night light 3 switch for one gang box Vanity light that I wish ...
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2answers
549 views

How to lubricate a buzzing fan?

I bought a little mini fridge (ok, it's actually one of those wine cooler thingies) that buzzes loudly. Took it apart and discovered the source of the problem: a little fan in there, similar to the ...
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1answer
165 views

My upstairs bathroom fans don't vent properly, how should I handle this?

I just noticed this weekend that neither of my upstairs bathrooms exhaust fans vent properly. I hear the sound of the fan, but as google has told me, when I put toilet paper on the fan it doesn't ...
2
votes
1answer
95 views

How can I separate the fan and the light in my bathrooms?

We've got four bathrooms, all wired so that the light and the (extremely loud) fan are on the same switch. Each one appears to have two blacks wires (both connected to the switch, different screws on ...
4
votes
1answer
2k views

How do I install a 1st floor bathroom fan?

My bathroom is on the first floor with a finished bedroom directly above and an unfinished basement directly below. It would appear to be easier to install a wall or floor fan and direct exhaust down ...
2
votes
1answer
294 views

Disable the timer on an exhaust ventilator

I have a bathroom exhaust ventilator installed that turns on when I flip the wall switch and that continues working on a timer when I cut the power in the switch. In terms of wiring, I see 3 cables ...
2
votes
3answers
5k views

How do I remove this old bathroom exhaust fan?

My ancient 1960s bathroom fan (a NuTone 8832) stopped working. I removed the cover and fan, but the "metal box" assembly is still in the ceiling. I'm not sure how to get it out. Here's the unit, with ...
4
votes
1answer
1k views

How do I lower the humidity in my non-vented laundry room?

I've lived in my house for about a year now and I have this small room (maybe 5x6) that contains my washer and dryer. I have central air and this room does not have a vent. Also this room does not ...
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1answer
345 views

How do I extend a length of aluminum flex vent hose?

I'm replacing a bathroom ceiling fan, and need to add a short extension (approximately 18") to the length of the existing vent hose. The existing hose is 4" aluminum flex. I have a couple questions. ...
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6answers
3k views

How should I vent bathroom exhaust fans in an old brick house with slate roof?

I recently moved into an old brick house (slate roof), containing several bathrooms without vents. It's a problem that I've been wanting to correct, though I've put it off because I'm not sure if ...
1
vote
1answer
138 views

Exhaust fan leaking from elbow joint connected to the ceiling

I have a metal elbow joint that is leaking. It is connected to an exhaust fan in the bathroom and runs to the roof. What can I wrap the elbow with to stop the leak?
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0answers
940 views

How can I tell if my bathroom ceiling vent is working properly?

Seems to take the vent forever to clear shower vapor from room. I purchased a vent that had a good rating. It is vented to the outside. How do I know if it is working properly and actually venting to ...
3
votes
2answers
7k views

What wiring do I need for a fan/light/night-light fixture?

I am replacing a bath fan/light with a fan/light/night light combination fixture. I need a new wall switch with 3 controls. I currently have just a cable with hot, neutral and ground running through ...
7
votes
3answers
11k views

Can I vent my bathroom exhaust fan into a plumbing drain vent?

I installed a bathroom fan in the ceiling. My bathroom is in the room right next to the laundry room. The washing machine has the standard drain pipe vent of a pvc pipe venting to the outside ...
5
votes
3answers
16k views

How can I rewire my bathroom fan, light, and receptacle?

My bathroom has one switch that powers the fan and light. In that electrical box, there is also a hard wired electrical outlet that sits in the bathroom. Since I don't have room for a 2 gang box in ...
4
votes
1answer
131 views

What is the best way to build a box to elevate my bathroom fan above joists?

I want to create a register/ return air type box about 4" high so my bathroom fan's exhaust will be above the joists so that the duct can have the shortest and most direct run to a gable vent. Is ...
0
votes
0answers
49 views

How to build exhaust system?

I light candles frequently in room, and I wanted to prevent candle soot from sticking to the walls etc. How about I install an exhaust system in that room? What other options do I have? How powerful ...
2
votes
1answer
97 views

How can I cool an under the counter icemaker?

We have a Subzero under the counter ice maker. During our hot summer days it really gets hot and slows the ice production down to a crawl. We thought we would install a cooling fan on the wall behind ...
2
votes
1answer
1k views

How effectively a pedestal fan blowing inward can bring the outside air if kept 2 feet away from a fully open window?

other Facts: Window(s) size 3.5 feet* 5 feet (width) Fan (2 nos.) Specifications Product page - specifications Sweep size: 400 MM RPM: 1280 Air Delivery: 75 CMM (What is the formula to convert ...
4
votes
1answer
500 views

Is there aluminum wiring in my vent fan?

I just purchased and installed a new Panasonic FV-10NLF1 inline exhaust fan. My house has copper wiring, but the wires on the fan appear to be aluminum (they are silver in color). I didn't think ...
0
votes
5answers
1k views

How can I connect a timer to my bathroom exhaust fan?

I have a bathroom fan, but it only runs when the light is on (i.e. no delay). The fan itself is really good, but it should really run on after (I think this might be part of the Building Regulations ...
1
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1answer
840 views

What power and type of in-line bathroom extractor fans should I be looking for?

We had some mould appear in our bathroom and I suspected that our inline extractor fan was underpowered. As it happens the extractor just stopped working, so I'm in the market for a replacement. I ...
3
votes
1answer
195 views

How do I calculate the proper fan size for a bathroom exhaust and the number of pickups?

Getting ready to remodel my bathroom and I'm thinking about installing an inline fan to reduce noise. I'm looking at Panasonic 120 and 240cfm models. Bathroom is 7' x 8' x 8'. With a shower in one ...
4
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2answers
4k 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 ...