Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [air]

92 questions
10
votes
9 answers

Why is my air conditioner causing rapid high CO2 levels?

I am wondering if anyone knows why when I turn my recently installed high-efficiency air conditioner on, CO2 levels rocket up in my house? (In just 4 hours they go from around 500ppm to 1200ppm, and that's across all three floors of two-storey house…
Adam Lopez
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8
votes
2 answers

How much air under tile is acceptable?

We hired a contractor to do redo our tile. One had to be replaced because it caved inward when a tool was dropped on it. We peeked under the adjacent tiles and there are giant areas without mortar. How much air under the tile is acceptable?
kliqqer
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7
votes
2 answers

Is Complete Ductwork Required to Start the Condensor?

I'm in the middle of rebuilding my entire AC system. I've got one 14" return and two 8" supplies hooked up to the blower (on a 2 ton system). I plan to add much more, but for now I want to start the outside unit and make sure the system is…
Tyler M
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5
votes
3 answers

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 coming in or out in the bedrooms. So - do I really need those…
Tom R
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3
votes
2 answers

Why doesn't my compressor release air to the hose?

My McGraw 20 gal vertical air compressor will not release air to the hose when I connect air hose & tools. I have verified the tools are OK & the air hoses are OK with another compressor. I can release air via the bleeder valves at top and bottom of…
Gary J
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3
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2 answers

How can I fit an HVAC vent louver alongside door casing?

We are redoing our bathroom and this is the last piece of the bathroom remodel puzzle (besides caulking and paint touch ups). The old register is nasty looking and broken and needs to be replaced. It’s not worth trying to repaint or anything like…
Jamo Kisor
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3
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2 answers

Can I vent portable air conditioner into the garage?

I have a bonus space that is attached to the garage that we use as a home gym. I want to be able to run a portable air condition when working out. It will only run 2-3 hours a day and probably only 4-5 days a week. Can I vent it through the…
Jon
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2
votes
2 answers

Is the exhaust for a radon system required to be above the roof line?

I had my radon system installed about 3 years ago. For some reason they installed it like this and not above the roof line. I asked when he installed it and he said that's just how it is. Well fast forward to now and all the siding on my house is…
Radon system
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2
votes
4 answers

How to bleed central heating in a bungalow with pipework going into the loft?

I am planning to change the radiator in the bathroom for a heated towel rail, but before I do, I want to be sure of the air bleeding procedure as I am only used to central heating in 2 storey homes. The process is normally easy to understand when…
Chris Rogers
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2
votes
1 answer

What is the opening on the back of wood stove?

I have a woodstove in the living area, and I am not entirely sure what the opening on the back of the wood stove is. The woodstove has a name on the glass: Regency. My fear is that this is where air flow in. If this is an issue, what can I do to it?…
sammy
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2
votes
0 answers

Crawl Space Encapsulation: How to deal with the "Chamber of Secrets?"

I have a south Louisiana home built in the 1950's with a vented crawl space. In the 70's, a den was added with a slab on grade foundation. In this addition, the back porch was converted into a landing with steps down to the floor of the den. From…
dwest_netdev
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2
votes
3 answers

Purchasing parts for my HVAC as a retail user

My Trane air handler recently stopped working and after the couple of visits arranged by the home warranty service company failed to resolve the issue, I managed to identify the control board parts that needed to be replaced. I wanted to get an…
Raj
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2
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2 answers

Would an electric furnace prevent outside air from coming inside my house?

I have an old oil furnace that is vented to a chimney flue, with a damper. I live in Maryland in a county where burning yard waste is legal. This can cause me to have an asthma attack when my furnace or air conditioning is on, and now my young son…
Virginia
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2
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2 answers

When it's smokey out, why does more smoke get into the house in the mornings and evenings?

We've had thick smoke outside our home for several days now due to the fires on the west coast. We're doing what we can to filter the inside air and keep excess outside air from coming in (covered fresh air intakes, the dryer vent, etc). You usually…
Terence
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1
vote
1 answer

Air Return Plenum Opening Size

I have an HVAC with a weird return air plenum opening, it starts a bit small and widens to the same size of the filter in the media cabinet. I am wondering if this restricts the air intake and it make sense to have the opening make a bit wider…
akosiempre
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