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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Can I reduce the size of my baseboard diffusers?

We are going through a home remodel. I want to replace our baseboard diffusers because I feel they are too big for the vent. The size of them are 25inches. The dimensions of the vent are 12 Length x 2....
Justin Whiteside's user avatar
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0 answers
27 views

Vent cap came off, there's no fastener holding it

I did bathroom remodels recently. Then there was a strong wind a few days ago, and one of the vent caps came off of the roof. Today I went up on the roof to find out there's no hooks on vent to hold ...
sZYihtgrBZ's user avatar
0 votes
2 answers
97 views

How can I reconfigure a range hood duct to be centered on the wall?

I would really like to center a new 30” rangetop on our kitchen wall. The original cooktop was off-center to the right. After removing the cabinet doors over the cooktop I discovered that the range ...
slock's user avatar
  • 167
1 vote
1 answer
57 views

Are gable vents necessary w/ adequate active or passive ridge ventilation?

I'm about to get my roof replaced and while that is happening I am trying to correct some very outdated attic ventilation design. For context, I am in Southern Arizona so primarily hot & dry. My ...
icurays1's user avatar
  • 179
1 vote
0 answers
60 views

Heat pump running too much

We built a house 3 years ago. It has two heat pumps and the upstairs one runs way more than it used to. The temp is set to 68 and every time we go upstairs to check it it says the temp is 68 but it’s ...
Erin's user avatar
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0 answers
42 views

What could be inside this conduit in my kitchen wall?

I was having electrical work done in my kitchen and they cut a drywall hole behind my oven, and uncovered this curious conduit or vent pipe or something. It's quite hard, almost cement-like, clearly ...
swrobel's user avatar
  • 215
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0 answers
24 views

How can I insulate gas range down vent to prevent cold air blowing through? [duplicate]

I have a Jennair gas cooktop in the island of my kitchen on the second floor of my house. It has two burners on either side with a downdraft vent/fan in the middle. We are in the middle of an ...
user181118's user avatar
0 votes
1 answer
30 views

Dryer vent duct

I bought a new dryer to replace an old one. I am using the old flex duct that was connected to the old (cleaned it first). Can I attached the flex duct right to the back of the new dryer (with clamp)? ...
Wesolon's user avatar
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0 answers
20 views

Dryer vent installations

I think I have a pretty basic question… I bought a new dryer. The old dryer used a flexible vent out to the wall but also had a rigid small 90 degree elbow connecting the flex vent to the actually ...
Nick's user avatar
  • 1
7 votes
1 answer
1k views

How can I seal a foundation vent?

I have a foundation vent that lets water into the basement and leads to flooding when it rains. I have plenty other vents and so I would like to completely close this one. The water comes in because ...
Apna's user avatar
  • 71
0 votes
1 answer
101 views

How can I seal my dryer vent elbows?

We have a dryer vent in our apartment that has a couple of twists and turns (due to the design of the floor plan) on its way out to the roof to vent. The twists have been done by elbow joints covered ...
Gryfone's user avatar
1 vote
2 answers
64 views

How to fix a broken section of horizontal sewer vent pipe

We moved into a house in Oregon 3 months ago and were plagued by sewer smells both inside and outside one side of the house. We found in the crawl space an approximately 12 foot horizontal section of ...
Bruce's user avatar
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1 vote
0 answers
51 views

Why is there a hole to nowhere bored in my foundation? Better to seal it or leave it be?

Continuation of Air exchanger stale exhaust too restrictive? Some other issue? where I had incorrectly identified this bizarre vent as my passive air exchanger's stale air outlet: I finally opened ...
msanford's user avatar
  • 629
1 vote
3 answers
98 views

Better gas range venting under microwave

My microwave venting is not working Over my gas range. I have no access to vent outside. Is there any type of heavy duty filtering vent available to mount under the microwave or to the wall under the ...
Tod Spendlove's user avatar
0 votes
0 answers
141 views

Ceiling insulation where there are no soffit or ridge vents

I want to insulate the ceiling in my garage, but it has no soffit vents or ridge vents. (Currently it is completely uninsulated and there is a vent in the attic space to the outside to maintain the ...
HomeinPA's user avatar
1 vote
2 answers
148 views

Should I close crawl space foundation vents in winter with a furnace present?

I am living in a house for the first time that needs proper winterization in the winter. However, the house that I am renting was built in 1941 and is rather convoluted in a lot of ways. I was looking ...
Nick P's user avatar
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0 votes
0 answers
48 views

Register for vent with almost zero floor clearance

I bought a house built in the US in the mid 70s, and the vents for the forced air system are mostly at the baseboard level. The original vent covers were something like this, like a wall register but ...
Sam Mussmann's user avatar
2 votes
2 answers
939 views

What is the best way to add a vent over this door?

I would like to add a vent above the door to my laundry room because it gets fairly warm in there when the door is left closed for any significant amount of time. All that's there is a single layer of ...
5E4ME's user avatar
  • 309
4 votes
2 answers
2k views

Can the exhaust duct of an ERV vent *into* the garage?

I am looking to install an ERV in my house and am currently trying to determine good locations for the intake and exhaust vents. While I have identified other candidate locations for the exhaust vent, ...
Andy Hall's user avatar
  • 237
1 vote
2 answers
80 views

What to do about disconnected metal pipe for drain vent?

I noticed in my basement by one of my drains the pipe that goes up to vent is disconnected. It looks like the connection must have rusted and broke free at some point. I believe this means the sewer ...
Brandon Tlachac's user avatar
0 votes
0 answers
60 views

How do I vent a new above-range vent on an interior wall into the previous, existing island downdraft vent which outlets 36’ away

How can I tie in a new range hood, interior wall (with 2nd floor) to the previous down draft island vent (1986). The vent would go 13’ then into a crawl space under a sunroom and will exit at a total ...
Farmefatale's user avatar
0 votes
1 answer
104 views

How to fill gap around new exterior vent?

How do I fill the gap? My hot water tank died, and I had it replaced with a tankless heater. The new vent does not fully fill the void from the previous vent, and has a 1" gap around it. ...
Matthew Frank's user avatar
0 votes
1 answer
180 views

Does a bedroom without ventilation violate code?

I have a bedroom that has no heat/air vent. The room is approximately 120 square feet. Is this a code violation (I live in Utah) and how necessary is it for me to have at least one vent?
Don B.'s user avatar
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0 votes
0 answers
27 views

Maximum distance between sink basket and floor outlet pipe

I am installing double bowl sink on the benchtop. I am not sure what maximum length is allowed between trap below the sink and pipe outlet on the floor?
Sunil Shrestha's user avatar
2 votes
1 answer
67 views

Does this laundry plumbing vent set-up look correct?

Does this look right? Probably self explanatory but washer on right and sink on left drain into a horizontal 2” PVC drain beneath the slab that then connects into the main drain right before it exits ...
Stella's user avatar
  • 21
0 votes
0 answers
44 views

Rerouting an external Dryer Vent

The dryer vent in our apartment unit exits on the ceiling of our balcony and leaves lint everywhere. What's the best way to attach a dryer duct to this vent so I can redirect it off the side of the ...
user176299's user avatar
0 votes
3 answers
106 views

Is there a code for repairing the holes left in the roof from removing static box vents?

I have a two story house and I am having the roofer put the GAF Timberline HDZ shingles on it. I am also going to go with ridge vents instead of the static box vents that are on the roof now. Does ...
Tim's user avatar
  • 1
1 vote
0 answers
52 views

Best way to plug foundation vents?

Whats the best way to close foundation vents? Closing the backdoor and then plug or using backdoor for better fit like second photo?
Guppy's user avatar
  • 11
0 votes
0 answers
34 views

Can a cast iron sewer pipe union be above roof line?

Should this sewer pipe connection be below the roof line? Is there a code stating this should be below the roofline?
Mike M's user avatar
  • 1
0 votes
1 answer
102 views

Adding a Fresh Air Input for Furnace

We recently purchased our first home and realized this input needs to be taking in air from outside versus the basement. Is this a project we can DIY or do we need to hire an HVAC specialist? We’re ...
Trixie_23's user avatar
4 votes
1 answer
908 views

What is the purpose of this indoor crawlspace grate/vent?

This crawlspace floor grate/vent is located in the furnace/water heater closet of my rambler house outside of Seattle, WA, built ~1959. The closet is covered by two bifold doors, so not airtight, ...
another_homeowner's user avatar
1 vote
3 answers
85 views

Attic access, feasibility-how-to question

We are trying to build an attic access to our second story. The plan was by to support and cut the middle joist (pic), and box it out. The hole in the drywall is into a closet. We were going to remove ...
Kyle's user avatar
  • 11
0 votes
1 answer
60 views

Modified range hood vent connector to avoid stud?

My kitchen has a convertible range hood under cabinets that is currently recirculating, but I'd like to convert it to an outside venting hood. It backs against an external wall, which is great, but ...
Brionius's user avatar
  • 153
0 votes
1 answer
245 views

How would I fix this vent sides that are bending inward?

I have a vent with side walls that are bending inward, preventing the vent cover from sitting in the duct properly (it currently just sits on top of the bent portions). I can push the bent portions ...
Dillon Hertz's user avatar
0 votes
2 answers
119 views

How to cap abandoned drain stack vent flashing

I have an abandoned drain vent with the pipe removed and am wanting to somehow cap it without removing all surrounding shingles and re-shingling. Does any product exist that is made to cap an ...
PeterBillings's user avatar
0 votes
2 answers
226 views

Is it better to have more, smaller-size soffit vents or fewer, larger-size vents?

My 120-year-old house has no soffit vents and 2 passive roof vents a couple feet below the ridge line (no ridge vents). I want to add soffit vents in the wood soffits to provide more airflow because ...
Victor R.'s user avatar
0 votes
0 answers
23 views

Did my hydraulic separator's valve fail due to low operating temperature?

Three years ago I purchased a Hydraulic Separator that came with a High Pressure Vent on top. The components were of a common name brand, yet in only 3 years the Vent failed in an odd way. At normal ...
QueueHammer's user avatar
1 vote
2 answers
122 views

Who to call to cut an opening for bathroom vent?

We just bought a house and the upstairs bathroom fan is venting into the soffits. The inspector said we would need someone to come in, cut an opening in the soffit, pull the vent through, and install ...
loyalgnat's user avatar
3 votes
2 answers
160 views

Plumbing vent odor on rooftop deck

Just bought a place that came with an accessible rooftop and there's a plumbing vent that creates a pretty noticeable odor when near it. Our inspector provided a recommendation to put the vent cap on ...
nuke's user avatar
  • 33
0 votes
0 answers
91 views

Bathroom Fan Exhaust Vent Replacement

I am having a bit of a tough time finding an Exhaust Vent that will replace the one that we currently have which has some broken louvered pieces. The dimensions of the plate are 5.5" x 5.5". ...
MidwestMumboJumbo's user avatar
0 votes
0 answers
167 views

Should there be a roof vent above electric furnace/heat pump?

I have a manufactured home with a heat pump and electric furnace. Above that is a vent to the roof with an insulated duct freely hanging and unattached. Should that be there? Would it be better for ...
Anthony Massie's user avatar
1 vote
1 answer
60 views

Can I use this old sink vent for new basement bathroom?

I am building a 3 piece bathroom + laundry in this old basement laundry room. The cast iron sink pictured drains to the floor and that vertical 1 1/4" copper pipe is a wet vent, I believe, as it ...
Carey Boo's user avatar
0 votes
0 answers
90 views

Vinyl Plank Flooring Repair

Questions Flooring was already done before. Removed a drywall in the kitchen recently and leaving the floor unfinished. Removing the whole plank and add a new one is better? Or patching is better? ...
Ajax's user avatar
  • 1
0 votes
0 answers
105 views

Drilling hole in wall near dryer vent?

I am trying to install a simple shelf on my wall near my laundry washer and dryer. I just measured the length of the shelf and I have to drill a hole and put an anchor/screw above where the dryer vent ...
Alex Radwan's user avatar
0 votes
1 answer
949 views

two separate bath fan on same 4" vent duct? [duplicate]

Can I install two separate 50cfm bath exhaust fans on one 4" vent duct? One is a tight half bath 7'x3' feet closed space. The other open standing shower 5' x 3'. both are in the same room 18'x14'...
Kishore Patel's user avatar
1 vote
3 answers
49 views

Kitchen vent accessed for use on other side of a wall?

We are thinking about buying an apartment and creating a small interior room in the living room. One of the walls in the living room shares a wall with the kitchen. This shared wall in the kitchen has ...
user170994's user avatar
0 votes
2 answers
234 views

Possible to install a mini-split condenser inside-ish?

Trying to install a multi-zone mini-split heat pump system in a small condo that does not have any accessible outdoor space* for condenser unit, however in the region jalousie windows are common and ...
Jared Zimmerman's user avatar
1 vote
1 answer
50 views

new roof with very noisy new power roof vent

Our most recent power roof vent wasn't working, so the roofer installed a new one. I don't recall these being so noisy though. I can hear it on my porch and inside my house. We've always had one in ...
Flspeechpath's user avatar
0 votes
1 answer
223 views

What is the best way to replace a sanitary tee (for a bathroom sink) given existing 1-1/4" galvanized drain/vent pipe?

I'm remodeling a bathroom and struggling to come up with the best way to hook into the existing drain pipe for my sink. Currently I have a 1-1/4" galvanized pipe with a couple of tees - one is ...
Nick's user avatar
  • 3
4 votes
2 answers
2k views

Are there any reasons to not remove air vents through an exterior bedroom wall?

[August update] Just wanted to add that all my windows have "micro-ventilation" - either by design or simply because they are old and have gaps. So essentially, there is always some air ...
Tom R's user avatar
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