Questions tagged [vent]

For questions generally relating to the exhaust ventilation of air from inside the home, and/or methods to promote proper airflow thorough various spaces in a structure.

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12
votes
8answers
30k views

What is the best way to clean your clothes dryer exhaust?

My dryer exhaust goes out of my laundry room, into my attic, and runs for about 15 feet before it gets outside. Over time the lent has built up quite a bit. What is the best way to clean this? The ...
9
votes
2answers
21k views

What are the pros and cons of soffit vents vs. roof vents?

During my latest foray into the attic, I discovered that my bathroom exhaust fans vent directly into the attic. I'm worried about moisture buildup and I'm considering routing the exhaust to an ...
5
votes
4answers
64k views

Why does it take my dryer 3 hours to dry a load of clothes?

I have a Maytag model LD69806AAE clothes dryer. Since our tenants in our town home have moved in July 2012. They have pointed out that the dryer takes about 3 hours to dry a load of clothes. The dryer ...
18
votes
10answers
29k views

Do thermostat-controlled, auto-adjust HVAC vents exist?

The residential forced-air HVAC systems I have seen are controlled by a single thermostat in one room. One has to manually adjust the vents in order to adjust the temperature in other rooms. Is ...
9
votes
1answer
12k views

How much vent fan throughput do I need for my bathroom?

What minimum size (CFM) vent fan do I need per cubic foot of bathroom? Consider a bathroom that is 10ft. X 4ft. X 6ft(height). What is the minimum throughput rating for a vent fan? I want a vent fan ...
8
votes
8answers
37k views

Can I vent my dryer into the crawl space without creating mold and moisture problems?

We have a crawl space with a combination of sandy and clay soil in it. The crawl space is about 3' deep. To eliminate a long dryer vent run, I'd like to vent the dryer directly into the crawl space. ...
7
votes
3answers
6k views

Bathroom vent terminates to attic not outside.

Bathroom vents terminates to attic. The Inspector recommended that it terminates to the outside. What is the best way to do this. Should I just place the bathroom vent next to the roof vent opening.
2
votes
1answer
591 views

Ridge vent conversion creating heat problem

I have a classic 1964 rambler. I recently had a new roof put on and additional insulation blown in to bring the R factor to 40. The contractor recommend replacing the original venting with ridge vent. ...
8
votes
2answers
29k views

How do I install a sink in a room that doesn't have a drain vent?

I want to install a sink in my attached garage where there is no existing plumbing. I will be running new water supply and drain pipes to mains behind a nearby wall. I'm concerned I will need a ...
7
votes
3answers
3k views

Is there any legitimate reason to have a direct vent between utility room and attic?

I've been doing some sealing and insulating in my attic, and discovered a purpose built vent directly from the utility room into the attic space. See most of these photos The house is in a townhome/...
4
votes
4answers
21k views

How do I close and seal an old external vent?

I was removing some ancient hanging cabinets in my small laundry room when I found an old vent of some kind. It had been completely hidden behind the old cabinetry. My dryer vents out through the roof ...
3
votes
4answers
12k views

How should I route my dryer exhaust pipe?

My existing dryer vent run enters the crawlspace behind the dryer and exits through a vent that is part of one of the normal crawlspace vents. Since the house sits on a slight slope, the crawlspace on ...
10
votes
2answers
25k views

What are my options for venting a bathroom exhaust fan?

I would like to install a fan in our bathroom which currently has none. However, I'm very confused regarding the best approach for this. Above the bathroom is an attic space. I have read that ...
8
votes
5answers
17k views

Can a dryer be vented through the roof?

In my home the dryer vent is set up to vent out into an enclosed back porch. The problem is that all sorts of lint (and heat) get pumped out into that enclosed area and makes a mess. Directly above ...
7
votes
1answer
1k views

How can I vent this dryer?

I am installing a mini washer/dryer into a second story bathroom. I want it to be the safest and easiest installation that I can do myself. I understand the basics: minimum 4" diameter tube. Use ...
6
votes
1answer
33k views

How can I properly vent a basement toilet & shower using an AAV?

When we bought our house the plumbing drains for a basement bathroom were roughed in but they did not install any vent lines for them. We have the first floor plumbing draining into the main stack ...
5
votes
3answers
10k views

How do I prevent harmonic resonance hum in PVC vent of newly installed hot water heater?

I just had a new power vented water heater installed (HTProducts Phoenix Light Duty) in our crawlspace. The contractor that put it in used part of the existing 3" concentric vent from the furnace we ...
5
votes
2answers
3k views

What is this pipe called, and how does it work?

I recently saw a plumbing setup where a 2" pipe was run from a bend in the 4" toilet return. The 2" pipe bent upwards to meet the floor next to the toilet, where it was capped off with a removable ...
4
votes
2answers
3k views

Is there any reason to not tape this vent over?

I just want to make sure this wont hurt anything. Right before I bought this house, it got a new AC and furnace but they did not replace much of the duct work. This vent is right above the AC unit ...
2
votes
3answers
9k views

Properly venting a gas water heater

Ahh, the joys of an old house. The former owners of my house did some funky stuff with venting the water heater. Let me explain: the water heater is in the basement there is a 3 in single walled ...
2
votes
1answer
3k views

Is it possible to install flush mount floor vents in a laminate wood floor?

My laminate flooring doesn't come with floor vents so I may have to find some and stain them. I was told I need to get the drop in floor vents that sit above the flooring, but is there an easy way to ...
2
votes
3answers
11k views

Can I vent a microwave vent / range hood through wall?

I've got a Whirlpool over-the-range microwave that is currently venting back into the kitchen. I'd like to poke a hole through the wall and vent it directly outside. I've read the instructions and ...
2
votes
1answer
515 views

Venting by gas meter

We're looking at installing a natural gas tankless water heater, but the vent option with it (that would be easiest to install through our solid poured walls) would come out about a foot away from the ...
2
votes
1answer
6k views

How to properly vent attic in windy/snowy areas to avoid snow infiltration?

To ask the other part of question: How bad is it to have wet insulation? that didn't get asked... How do you deal with homes that are in high wind and snowy areas which are susceptible to snow ...
1
vote
1answer
573 views

Are molds dangerous to health if they are not in my own apartment?

I need a help to decide if I will move out from this building because of mold and health risks. Is it dangerous to live in a buliding in which the hallway is full of mold? I've been reading about ...
1
vote
3answers
4k views

What is the best way to clean a dryer vent?

I posted this questions 6 months ago.. Why does it take my dryer 3 hours to dry a load of clothes? I checked the cycling thermostat and thermal fuse. They are operational. I have seen different ways ...
1
vote
2answers
9k views

How do I connect a dryer to a dryer vent?

I just moved my dryer (gas) a couple feet to a better location in the basement. It is actually now closer to the existing dryer vent to the outside of the house. The previous owner has it connected ...
1
vote
4answers
9k views

Are there efficient ways to provide combustion air to heating appliances?

In a previous question we established that there probably should be a vent between my utility room (which opens into the kitchen and living space in general) and the outdoors (in my case the attic, ...
0
votes
1answer
6k views

Is it okay to have a dryer vent in the wall cavity?

I'm redoing the wall of a utility room that, among other things, has the dryer vent embedded in the wall cavity with all kinds of stupid turns to go around the plumbing. Would it be a good idea to ...