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Questions tagged [air-leaks]

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Remove muntins from old sidelight windows?

So I own a home that came with all the typical builder-grade materials and I’m now working on replacing my interior trim. I went to case out my front door and sidelight windows as a single unit, but ...
Mr Wood's user avatar
  • 75
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1 answer
556 views

Is it normal for air to leak around blower

I concered about gas leaking from furnace. I sprayed soapy water around base where blower is and huge bubbles form. We bought it brand new right after it was installed. It just wasn't heating the ...
Amber Botkin's user avatar
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174 views

Is laminated or triple pane Best choice to replace window pane glass?

Our windows (from 2000s) leak air and we can hear street noise in otherwise quiet neighborhood eg car doors, conversations on sidewalk. We use honeycomb cellular shades as dual purpose to also block ...
Danger14's user avatar
  • 177
0 votes
1 answer
191 views

How can I find all the air leaks and insulation gaps in my finished attic?

I have a finished attic which gets hot very quickly, requiring running the central AC excessively and due to the imbalance, the downstairs tends to get too cold while the finished attic is still too ...
brentonstrine's user avatar
1 vote
1 answer
2k views

How can I prevent air leaks in my single-hung windows?

In our house we have regular single-hung windows which are leaking cold air. As usual, the double pane unit is encased in plastic trim. I can feel a draft coming out where the plastic has a seam with ...
Anton's user avatar
  • 111
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0 answers
232 views

Central a/c intake seems to let hot air in from attic. Is this on purpose?

We live in the desert where it's quite hot. We have a 2 story with central a/c with seperate units for bottom and top floors. While the a/c was off i noticed what felt like hot air from the second ...
Frank's user avatar
  • 365
1 vote
1 answer
3k views

Gas line pressure testing, is there an acceptable limit for losses?

Last week I finished installing the gas home runs in a house I'm working on. Never really done this before, but I figured I'd take a shot at it since it was only 20 ft of pipe. Last Saturday, with ...
mreff555's user avatar
  • 1,287
3 votes
4 answers
9k views

Is it normal for air to be leaking from this part of the HVAC?

First time living in a house. While I was cleaning (AC was also running) I noticed that somewhat cold air leaks from the circled part of the furnace on either sides. Not sure if this this information ...
N_C's user avatar
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1 vote
3 answers
3k views

Stopping air leaks in attic

I am attempting to take care of air leaks in the attic before new insulation is put in and I have a few questions. Along areas of the roof line there is light that comes through. I don't have soffit ...
junta's user avatar
  • 1,065
1 vote
4 answers
2k views

My new pool pump has a high PSI and bubbles are in the water. How can I repair it?

I recently had someone resurface my pool. During the resurfacing, they noted that the skimmer was not holding pressure per their test (long story short, these guys weren't 100% reliable and wanted a ...
TheCodingArt's user avatar
2 votes
4 answers
7k views

How should I air-seal this gap by the floor along an exterior wall?

There's a gap between some of my floorboards and the baseboard: The gap isn't just cosmetic. I used a wooden skewer to probe the hole and was able to insert it around 6 inches in: This is an ...
Shimon Rura's user avatar
  • 8,252
3 votes
2 answers
8k views

How to insulate around heater exhaust vent pipe?

In the winter I noticed that my garage (and the den next to it) get really cold by the morning. As in very close to the outside temp cold. I didn't know where to borrow tools to detect where the leak ...
Nikita R.'s user avatar
  • 617
0 votes
1 answer
457 views

Nail gun leaking air

What can I do if my nail gun leaks air through the chamber directly opposite from where it shoots nails? The gray part in the picture. Can it be dangerous?
amphibient's user avatar
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0 votes
1 answer
1k views

how to know if my home is under negative pressure?

I see dust under the baseboard but not much. And also, sometime I can smell "crawlspace" like smell but I am not very sure. How to technically test the air pressure in home? Even more, how to ...
XWLI's user avatar
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6 votes
4 answers
62k views

Teflon tape always leaking

I have tried 3 turns, lots of turns , less turns, I do it the right way I am like 100% sure but I always get leaks, I use it for fittings in compressed air (8 bar). I do it how the guy teaches in ...
Diogo's user avatar
  • 149
2 votes
1 answer
425 views

Fixing an unsealed drip tray

So, when my air handler was installed, it seems like they didn't even bother properly connecting the drip tray. While the blower is on, I can feel air blowing out around the drip tray (downstream/...
Alexander Riccio's user avatar
0 votes
1 answer
80 views

What profession/company is specialized in home air leaks?

We have purchased a condo a couple of years ago. We had it inspected by a pre-purchase-home-inspetor company as it is the common thing done around here. We live near Montreal in Canada, where it can ...
user avatar
2 votes
3 answers
94 views

Finding air leaks in ducts

I've been sealing the ducts in our basement with mastic. I've done a decent job, but I'm trying to find every leak in the basement, where it's accessible. For instance, I stand on the ladder in one ...
user20127's user avatar
  • 1,221
1 vote
4 answers
3k views

Best way to air seal, vapor seal, and insulate exterior wall in old house?

I have a 90-year old house in Seattle. Exterior walls are constructed as follows: lath and plaster, uninsulated 2x4 stud bays, plank sheathing, cedar clapboard, 1" foil-faced styrofoam, vinyl siding. ...
the_meter413's user avatar
1 vote
2 answers
2k views

Is there any way to stop the air leak through my furnace without compromising its operation?

My house has an 80% efficiency gas furnace in an interior mechanical closet with the return air path below the furnace and through a grille under the closet. However, since the furnace is not a sealed ...
iLikeDirt's user avatar
  • 12.6k
4 votes
2 answers
29k views

Should my furnace closet have this huge duct opening into the unconditioned vented attic?

So my interior furnace closet has a huge duct in it that connects the closet to the unconditioned vented attic right above it. Needless to say, this is a huge air leak into the conditioned part of the ...
iLikeDirt's user avatar
  • 12.6k